Monday
April 21, 2014

Search: rests on a frictionless surface. A 0.0500 kg wad of putty is thrown horizontally

Number of results: 11,027

PHYSICS
An object is originally moving at 13 m/s at the top of a frictionless, quarter-circular ramp with a radius of R = 13 meters. It then travels on a frictionless horizontal surface, around a frictionless loop of radius r = 2 meters, across another horizontal, frictionless surface...
Thursday, October 27, 2011 at 2:52pm by Kelsey

Physics
A penny rests on top of a bowling ball. You give the bowling ball a slight bump and the penny slides off the frictionless, spherical surface as shown below. At what angle θ does the penny leave the surface of the bowling ball? (Hint: When the penny leaves the surface, the...
Saturday, March 8, 2014 at 2:35pm by George

Physics
A block of mass 0.4 kg rests on the inclined surface of a wedge of mass 1.7 kg. The wedge is acted upon by a horizontal force F~ and slides on a frictionless surface. The acceleration of gravity is 9.81 m/s2. If the coefficient of static friction between the wedge and the...
Monday, October 8, 2012 at 6:21pm by Amanda and Leah

physics
A light rope is attached to a block with a mass of 6 kg that rests on a horizontal, frictionless surface. THe horizontal rope passes over a frictionless, massless pulley, and a block of mass m is suspended from the other end. When the blocks are released, the tension in the ...
Thursday, November 16, 2006 at 3:42pm by Christina

Physics
A block rests on a frictionless surface. Find its instantaneous acceleration when the spring on the left is compressed 4.48 cm while the spring on the right is stretched 10.3 cm. Each spring has a force constant of 1.05 103 N/m.
Sunday, October 14, 2012 at 11:43am by Dunky

physics
A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman applies a horizontal force with magnitude 44.0 N to the box and produces an acceleration of magnitude 2.80 m/s^{2}, what is the mass of the box?
Wednesday, February 2, 2011 at 4:46pm by mely

physics
A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman applies a horizontal force with magnitude 44.0 N to the box and produces an acceleration of magnitude 2.80 m/s^{2}, what is the mass of the box?
Wednesday, February 2, 2011 at 8:25pm by andrea

physics
An object with a mass of 3.4 kg is originally at rest on a horizontal, frictionless surface frictionless which is at the top of a frictionless incline with a length of 6 meters which is inclined at 28.9 degrees. Someone's hand applies a force to the object over some ...
Wednesday, October 31, 2012 at 9:26am by Chelsea

physics
A block with mass = 5.0 rests on a frictionless table and is attached by a horizontal spring ( = 130 ) to a wall. A second block, of mass = 1.35 , rests on top of . The coefficient of static friction between the two blocks is 0.40. What is the maximum possible amplitude of ...
Thursday, January 24, 2013 at 8:29pm by victor

physics
A block with mass = 5.0 rests on a frictionless table and is attached by a horizontal spring ( = 130 ) to a wall. A second block, of mass = 1.35 , rests on top of . The coefficient of static friction between the two blocks is 0.40. What is the maximum possible amplitude of ...
Thursday, January 24, 2013 at 10:29pm by steve

Physics help
A 0.50-kg block rests on a horizontal, frictionless surface, it is pressed against a light spring having a spring constant of k = 800 N/m, with an initial compression of 2.0 cm. To what height h does the block rise when moving up the incline? what would be the h if the ...
Sunday, June 17, 2012 at 10:13pm by user

physics
A large block P executes horizontal simple harmonic motion as it slides across a frictionless surface with a frequency f = 1.7 Hz. Block B rests on it, as shown in the figure, and the coefficient of static friction between the two is s=0.64. (b) What is the maximum force of ...
Monday, November 26, 2012 at 6:37pm by Anonymous

physics
A large block P executes horizontal simple harmonic motion as it slides across a frictionless surface with a frequency f = 1.7 Hz. Block B rests on it, as shown in the figure, and the coefficient of static friction between the two is s=0.64. (b) What is the maximum force of ...
Wednesday, November 28, 2012 at 11:42pm by Anonymous

physics
A block with mass = 5.0 rests on a frictionless table and is attached by a horizontal spring ( = 130N ) to a wall. A second block, of mass = 1.35 , rests on top of the block . The coefficient of static friction between the two blocks is 0.40. What is the maximum possible ...
Thursday, January 24, 2013 at 9:05pm by steve

physics
A block with mass = 5.0 rests on a frictionless table and is attached by a horizontal spring ( = 130N ) to a wall. A second block, of mass = 1.35 , rests on top of the block . The coefficient of static friction between the two blocks is 0.40. What is the maximum possible ...
Thursday, January 24, 2013 at 9:06pm by steve

physics
A block of a mass of 1 kg rests on the inclined surface of a wedge of a mass of 2.2 kg. The wedge is acted upon by a horizontal force F and slides on a frictionless surface. The acceleration of gravity is 9.81 m/s^2. If the coefficient of static friction between the wedge and ...
Tuesday, July 12, 2011 at 12:27pm by alexa

physcis
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.0 cm and ...
Monday, November 26, 2012 at 6:11pm by Anonymous

physics
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.0 cm and ...
Monday, November 26, 2012 at 6:08pm by Anonymous

physics
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.0 cm and ...
Monday, November 26, 2012 at 6:38pm by Anonymous

physics
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.0 cm and ...
Monday, November 26, 2012 at 10:27pm by Anonymous

physics
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.0 cm and ...
Monday, November 26, 2012 at 10:33pm by Anonymous

physics
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.0 cm and ...
Wednesday, November 28, 2012 at 11:00am by Anonymous

Physics
A block rests on a horizontal, frictionless surface. A string is attached to the block, and is pulled with a force of 45.0 N at an angle above the horizontal, as shown in Figure 7-23. After the block is pulled through a distance of 1.50 m its speed is v = 2.90 m/s, and 50.0 ...
Thursday, March 1, 2012 at 8:24pm by Anna

Physics
A block rests on a horizontal, frictionless surface. A string is attached to the block, and is pulled with a force of 45.0 N at an angle above the horizontal, as shown in Figure 7-23. After the block is pulled through a distance of 1.50 m its speed is v = 2.90 m/s, and 50.0 ...
Thursday, March 1, 2012 at 8:32pm by Anna

physics
A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.5 N is applied. A 1.1 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5. cm and ...
Monday, November 26, 2012 at 6:16pm by Anonymous

Physics
A block of mass m = 2.00 kg rests on the left edge of a block of mass M = 8.00 kg. The coefficient of kinetic friction between the two blocks is 0.300, and the surface on which the 8.00- kg block rests is frictionless. A constant horizontal force of magnitude F = 10.0 N is ...
Wednesday, July 25, 2012 at 8:24pm by Zac

Physics
A 500 g block on a frictionless surface is attached to a rather limp spring of constant k = 8.7 N/m. A second block rests on the first, and the whole system executes simple harmonic motion with a period of 3.1 s. When the amplitude of the motion is increased to 60 cm, the ...
Sunday, November 11, 2012 at 11:37pm by Mike

Physics
You stand at the end of a long board of length L. The board rests on a frictionless frozen surface of a pond. You want to jump to the opposite end of the board. What is the minimum take-off speed v measured with respect to the pond that would allow you to accomplish that? The ...
Monday, July 1, 2013 at 5:24pm by Anonymous

Physics
A 6 kg block free to move on a horizontal, frictionless surface is attached to a spring. The spring is compressed 0.16 m from equi- librium and released. The speed of the block is 1.44 m/s when it passes the equilibrium po- sition of the spring. The same experiment is now ...
Sunday, January 5, 2014 at 2:36pm by Name

Physics
A 6 kg block free to move on a horizontal, frictionless surface is attached to a spring. The spring is compressed 0.16 m from equi- librium and released. The speed of the block is 1.44 m/s when it passes the equilibrium po- sition of the spring. The same experiment is now ...
Sunday, January 5, 2014 at 8:54pm by Alex

Momentum and impulse
You stand at the end of a long board of length L. The board rests on a frictionless frozen surface of a pond. You want to jump to the opposite end of the board. What is the minimum take-off speed v measured with respect to the pond that would allow you to accomplish that? The ...
Monday, July 1, 2013 at 4:54pm by Anonymous

Physic
A bullet with a mass of 4.0 g and a speed of 736 m/s is fired at a block of wood with a mass of 0.075 kg. The block rests on a frictionless surface, and is thin enough that the bullet passes completely through it. Immediately after the bullet exits the block, the speed of the ...
Friday, October 19, 2012 at 12:12pm by Hey

Physics
A box of mass m2 = 3.1 kg rests on a frictionless horizontal shelf and is attached by strings to boxes of masses m1 = 1.6 kg and m3 = 2.6 kg as shown below. Both pulleys are frictionless and massless. The system is released from rest. After it is released, find the tension in ...
Wednesday, October 3, 2012 at 7:14pm by Madi

physics
A light rope is attached to a block with a mass of 6 kg that rests on a horizontal, frictionless surface. THe horizontal rope passes over a frictionless, massless pulley, and a block of mass m is suspended from the other end. When the blocks are released, the tension in the ...
Thursday, November 16, 2006 at 5:33pm by Benji

physics
A 2.000-kg particle rests on a frictionless horizontal surface and is attached to the free end of a spring. The particle is pulled horizontally so that it stretches the spring 0.05 m and is then released from rest at t = 0. Determine the displacement, x, of the particle from ...
Wednesday, May 5, 2010 at 9:44pm by lucas

Physics
A 390 kg motor boat, moving down a frictionless ramp, is connected over a massless pulley to a 193 kg counterweight that rests on a horizontal surface. The ramp is inclined by 28.6, and the co-efficient of kinetic friction between the couterweight and the horizontal surface ...
Tuesday, January 25, 2011 at 3:02am by Josh

Physics
A ramp, a pulley, and two boxes. Box A, of mass 10.0 kg, rests on a surface inclined at 37 to the horizontal. It is connected by a lightweight cord, which passes over a massless and frictionless pulley, to a second box B, which hangs freely as shown. If the coefficient of ...
Sunday, April 10, 2011 at 1:01pm by Liz

physics
A 16 lb block rests on a horizontal frictionless surface. A cord attached to the block, running horizontally, passes over a pulley whose diameter is 1 in, to a hanging block weighing 16 lb. The system is released from rest, and the blocks are observed to move 7.6 ft in 4 s. ...
Monday, May 6, 2013 at 9:04pm by Science

work and energy(physics)
A mass m = 12.0 kg rests on a frictionless table and accelerated by a spring with spring constant k = 4597.0 N/m. The floor is frictionless except for a rough patch. For this rough path, the coefficient of friction is μk = 0.49. The mass leaves the spring at a speed v = 3...
Friday, November 2, 2012 at 1:24am by Anonymous

Physics
A 0.409 kg block is attached to a horizontal spring that is at its equilibrium length, and whose force constant is 19.5 N/m. The block rests on a frictionless surface. A 0.0500 kg wad of putty is thrown horizontally at the block, hitting it with an initial speed of 2.32 m/s ...
Thursday, April 22, 2010 at 2:33pm by Physics

physics
A block rests on a horizontal frictionless surface. A string is attached to the block, and is pulled with a force of 60.0 N at an angle θ above the horizontal. After the block is pulled through a distance of 2.00 m, its speed is 2.70 m/s, and 43.0 J of work has been done ...
Tuesday, February 25, 2014 at 1:09pm by Jake

Physics
A)A block rests on a horizontal frictionless surface. A string is attached to the block, and is pulled with a force of 60.0 N at an angle θ above the horizontal. After the block is pulled through a distance of 2.00 m, its speed is 2.70 m/s, and 43.0 J of work has been ...
Wednesday, February 26, 2014 at 5:26pm by Tsion

Physics
A 0.20-kg block rests on a frictionless level surface and is attached to a horizontally aligned spring with a spring constant of 40 N/m. The block is initially displaced 4.0 cm from the equilibrium point and then released to set up a simple harmonic motion. What is the speed ...
Monday, December 20, 2010 at 5:42pm by Shawn

Physics
A 0.409 kg block is attached to a horizontal spring that is at its equilibrium length, and whose force constant is 19.5 N/m. The block rests on a frictionless surface. A 0.0500 kg wad of putty is thrown horizontally at the block, hitting it with an initial speed of 2.32 m/s ...
Thursday, April 29, 2010 at 8:27pm by Carden

Physics
A 0.490-kg block is attached to a horizontal spring that is at its equilibrium length, and whose force constant is 25.0N/m . The block rests on a frictionless surface. A 6.0010−2-kg wad of putty is thrown horizontally at the block, hitting it with a speed of 2.10m/s and...
Friday, October 25, 2013 at 2:29am by Lhaedy

physics
A small sphere with a charge of 2.40 is attached to a relaxed horizontal spring whose force constant is 90.0 . The spring extends along the axis, and the sphere rests on a frictionless surface with its center at the origin. A point charge is now moved slowly from infinity to a...
Thursday, September 13, 2012 at 2:58pm by Anonymous

physics!
A 1.60-kg bottle of vintage wine is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0 apart, and the right surface makes an angle of 45.0 with respect to the horizontal. Each surface exerts a force on the bottle that is perpendicular to the ...
Monday, February 7, 2011 at 11:06am by Tiffany

physics homework 4
A 1.60 kg win bottle is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0 apart, and the right surface makes an angle of 45.0 with respect to the horizontal. Each surface exerts a force on the bottle that is perpendicular to the surface. Both ...
Tuesday, February 8, 2011 at 10:12pm by Nerdy Nancy

physics
A 2.0 kg mass rests on a frictionless wedge that has an acceleration of 15 m/s2 to the right. The mass remains stationary relative to the wedge, moving neither higher nor lower. (a) What is the angle of inclination, θ, of the wedge, i.e., the angle between the inclined ...
Wednesday, February 5, 2014 at 7:04pm by Daryl Ann Waltenburg

Physics
A block with mass M rests on a frictionless surface and is connected to a horizontal spring of force constant k, the other end of which is attached to a wall. A second block with mass m rests on top of the first block. The coefficient of static friction between the blocks is ...
Wednesday, January 12, 2011 at 5:02pm by Jon

Physics
Hello. I'm having difficulty with this question In the diagram, the coefficient of kinetic friction between the 2.00 kg and the 3.00 kg blocks is 0.300. The horizontal surface and the pulleys are frictionless, and the masses are released from rest. (a) Draw a free body diagram...
Saturday, October 20, 2012 at 10:03am by Priya

Physics
A bullet with a mass of 4.0 g and a speed of 650 m/s is fired at a block of wood with a mass of 9.710−2 kg. The block rests on a frictionless surface, and is thin enough that the bullet passes completely through it. Immediately after the bullet exits the block, the ...
Tuesday, August 3, 2010 at 11:26pm by Todd

Physics
A small block of mass m rests on the sloping side of a triangular block of mass M which itself rests on a horizontal table. Assuming all surfaces are frictionless, determine the magnitude of the force ->F that must be applied to M so that m remains in a fixed position ...
Wednesday, September 23, 2009 at 3:43pm by Physics

Physics (dynamics)
A 47.0 kg slab rests on a frictionless floor. A 18.0 kg block rests on top of the slab. The static coefficient of friction between the block and the slab is 0.50, while the kinetic coefficient of friction is 0.40. The top block is acted upon by a force of 120 N. What is the ...
Saturday, March 10, 2012 at 9:41pm by Andrew

physics
A cannon is fired horizontally from a platform (see figure). The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.0 kg) has an acceleration of +2450 m/s2. At the same time...
Friday, September 16, 2011 at 10:15pm by angela

physics
1. An object of mass m and initial speed v0 sliding on a horizontal frictionless surface encounters a frictionless ramp. To what vertical height will the object rise before coming to rest?
Wednesday, November 3, 2010 at 2:47pm by derek

Kinematics
A 55.0kg box rests on a horizontal surface. The coefficient of static friction between the box and the surface is .300. What horizontal force must be applied to the box for it to start sliding along the surface? Please write out the solution. I am getting an answer of 165N but...
Friday, October 5, 2012 at 11:27pm by Jaybird

physics
A ladder rests inclined against a wall. Are you safer on the ladder when the floor is frictionless but the wall is rough or when the wall is frictionless and the floor is rough?
Sunday, November 23, 2008 at 3:07pm by Mandy

physics
The figure below shows an object of mass M = 1,276 g. It is free to move along a horizontal, frictionless surface. This object is further connected to a second object with a mass of m = 1,362 g by means of a massless string that extends around a massless, frictionless pulley. ...
Saturday, October 10, 2009 at 1:35am by m2a

physics
A 0.330-kg block of wood rests on a horizontal frictionless surface and is attached to a spring (also horizontal) with a 29.5-N/m force constant that is at its equilibrium length. A 0.0600-kg wad of Play-Doh is thrown horizontally at the block with a speed of 3.00 m/s and ...
Friday, November 30, 2012 at 5:51pm by HELP!!!

physics
A 47 N box is pulled along a frictionless horizontal surface by a 25 N weight hanging from a cord on a frictionless pulley? What is the acceleration of the system (box and the weight)?
Thursday, December 1, 2011 at 9:13pm by dw about it

Physics URGENT!!!
A spring of negligible mass stretches 2.14 cm from its relaxed length when a force of 8.40 N is applied. A 1.300 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin to x=5.00 cm and ...
Monday, November 19, 2012 at 10:42am by Sarah

chemistry
A set of bookshelves rests on a hard floor surface on four legs, each having a cross-sectional dimension of 3.9 6.5 cm in contact with the floor. The total mass of the shelves plus the books stacked on them is 260. kg. Calculate the pressure in pascals exerted by the shelf ...
Sunday, September 30, 2012 at 1:06pm by Matthew

Chemistry
A set of bookshelves rests on a hard floor surface on four legs, each having a cross-sectional dimension of 2.7 5.2 cm in contact with the floor. The total mass of the shelves plus the books stacked on them is 246 kg. Calculate the pressure in pascals exerted by the shelf ...
Saturday, December 1, 2012 at 9:37pm by Courtney

chemistry
A set of bookshelves rests on a hard floor surface on four legs, each having a cross-sectional dimension of 3.9 6.5 cm in contact with the floor. The total mass of the shelves plus the books stacked on them is 260. kg. Calculate the pressure in pascals exerted by the shelf ...
Thursday, February 27, 2014 at 12:05am by Silena

physics ( please help me)
A 2.00kg block is pushed against a spring with force constant k=400N(m^-1), compressing it 0.180m. The block is then released and moves along a frictionless horizontal surface and then up frictionless incline with slope angle 37.0degrees. a. What is the speed of the block as ...
Thursday, February 23, 2012 at 3:51pm by taylor

Physics
Two masses are connected by a string as shown in the figure. Mass = 3.4 rests on a frictionless inclined plane, while = 5.5 is initially held at a height of = 0.90 above the floor.
Friday, April 1, 2011 at 3:04pm by billy

physics
an object of mass m = 2,113 g held by a massless string on a frictionless inclined surface. What is the magnitude of the force that the surface exerts on the object if θ = 52 degrees ?
Saturday, September 26, 2009 at 4:58pm by Lavender

physics
A crate starts from rest at the top of a large, frictionless spherical surface, and slides into the water below. At what angle, θ, does the crate leave the surface?
Friday, December 4, 2009 at 5:00pm by Kaitlyn

physics
A horizontal spring with spring constant 73.2 N/m is compressed 16.7 cm and used to launch a 2.42 kg box across a frictionless, horizontal surface. After the box travels some distance, the surface becomes rough. The coefficient of kinetic friction of the box on the surface is ...
Saturday, October 31, 2009 at 4:25pm by amy

Physics
A .75kg block is going at a velocity of 1.5m/s and moves on a frictionless surface. Then all of a sudden, the block hits a rough patch. The rough patch is .5m long and has a coefficient of friction of .25. Then it slides onto the frictionless surface again. The mass then ...
Sunday, March 16, 2014 at 11:34am by Jared

physics
[20 pts] A 2.00 kg block is pushed against a spring with negligible mass and force constant k = 400 N/m, compressing it 0.220 m. When the block is released, it moves along a frictionless, horizontal surface and then up a frictionless incline with slope 37 degrees. (a) What is ...
Thursday, August 19, 2010 at 9:06am by joy

Physics
A 10N block is attached to the wall by a rope on a frictionless surface. If the lower surface makes an angle of 30 degrees with the horizontal, calculate the (a) normal force (b) tension on the rope.
Tuesday, November 8, 2011 at 8:51pm by Lexi

Physics
A 4kg and a 2kg block are moving along a horizontal frictionless surface. The 4 kg block is moving to the right with a speed of 6 m/s and the 2 kg block is moving to the left with a speed of 3 m/s. The two blocks collide inelastically and then continue to move together along ...
Tuesday, November 17, 2009 at 9:49pm by Jon Routh

2 masses, pulley on a frictionless incline
an object of mass m1= 311 g on an inclined surface. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is connected to a second object of mass m2 = 355 g on the adjacent horizontal surface. Further, an external force of magnitude ІFext&#...
Tuesday, October 6, 2009 at 11:27am by Natasha

Physics
Masses m1 = 4.00 kg and m2 = 9.00 kg are connected by a light string that passes over a frictionless pulley. m1 rests on the floor and m2 rests on a fixed incline of 40degrees. The masses are released from rest, and m2 slides 1.00 m down the incline in 4.0 sec. Determine (a) ...
Saturday, November 6, 2010 at 4:24pm by Wendy

physics
A 74 kg box rests on a level surface. The coefficient of static friction, S = 1.1 and the coefficient of kinetic friction, K = 0.7 . What is the magnitude of Friction on the box from the surface?
Friday, October 4, 2013 at 8:54pm by becky

Physics
15kg block rests on a rough surface (u=.35) a 100N force to the left is applied to the block. what is the magnitude and direction of the net force acting on the block? How quickly will the block accelerate over the rough surface?
Monday, July 18, 2011 at 12:38am by Edward

Physics
A crate of mass 50.0 kg rests on a flat surface, and there is a coefficient of static friction of 0.200 between the crate and the surface. A person pushed on the crate with a force of 5.00 N at an angle of 25.0 degrees below the horizontal. Will the crate move? If it does move...
Wednesday, September 26, 2012 at 12:37pm by Tiffany

Gen physics
A 55.0 kg high school baseball pitcher is holding a 149 g baseball as he slides horizontally on a frictionless surface with a velocity of +2.15 m/s, relative to the surface. He then throws the baseball with a velocity of +46.7 m/s relative to the surface. What is the players ...
Tuesday, July 16, 2013 at 4:59pm by No clue on this one

physics 12
A spacecraft of mass 470 kg rests on the surface of an asteroid of radius 1400 m and mass 2.0*10^12. How much energy must be expended so that the spacecraft may rise to a height of 2800 m above the surface of the asteroid? Thanks.
Saturday, October 8, 2011 at 2:57pm by roy

Physics
A block of mass of 24.0 kg is sitting on a frictionless surface. If the block is initially at rest, and a force of 3.0 N parallel to the surface is applied for 5.0 seconds, what is the final speed of the block?.
Tuesday, December 6, 2011 at 5:10pm by Victoria

Physics
A block with a mass of m = 21 kg rests on a frictionless surface and is subject to two forces acting on it. The first force is directed in the negative x-direction with a magnitude of F1 = 9.5 N. The second has a magnitude of F2 = 19.5 N and acts on the body at an angle θ...
Wednesday, February 19, 2014 at 11:04am by Maura

8.01x Classical Mechanics
Sliding Blocks (14 points possible) A small cube of mass 1.0 kg slides down a circular and frictionless track of radius 0.6 m cut into a large block of mass 4.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube and the ...
Saturday, January 11, 2014 at 2:56am by Anonymous

physics
A small cube of mass m1= 2.0 kg slides down a circular and frictionless track of radius R= 0.6 m cut into a large block of mass m2= 5.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube and the block are initially at rest, ...
Sunday, January 12, 2014 at 12:22pm by Anonymous

physics
Block A has a mass of 4.1 kg, and it is on a frictionless surface. A string tied to this mass passes over a frictionless pulley, and is attached to a hanging block (Block B), as shown in the image below. The blocks then accelerate at 2.3 m/s/s. What is the mass of Block B?
Monday, February 8, 2010 at 7:16pm by Anonymous

physcs
A small block of mass m1 = 0.500 kg is released from rest at the top of a curve-shaped frictionless wedge of mass m2 = 3.00 kg, which sits on a frictionless horizontal surface as in the figure below. When the block leaves the wedge, its velocity is measured to be 4.00 m/s to ...
Saturday, May 18, 2013 at 12:18pm by Anonymous

Physics
A 0.500 kg block is sitting on a horizontal, frictionless surface. The block is connected to a horizontal spring with a force constant of 124 N/m. The other end of the horizontal spring rests against a wall. When a 100.0 g arrow is fired into the wooden block, the spring ...
Thursday, November 19, 2009 at 6:37pm by Jon

Physics
A 0.500 kg block is sitting on a horizontal, frictionless surface. The block is connected to a horizontal spring with a force constant of 124 N/m. The other end of the horizontal spring rests against a wall. When a 100.0 g arrow is fired into the wooden block, the spring ...
Thursday, November 19, 2009 at 7:53pm by Jon

Physical science
A box with a mass of 2,ookg rests on a horizontal surface.Calculate the maximum static friction if ms=0,4oo
Monday, January 28, 2013 at 3:11pm by Busisiwe

physics
A block rests on a frictionless horizontal surface and is attached to a spring. When set into simple harmonic motion, the block oscillates back and forth with an angular frequency of 9.0 rad/s. The drawing shows the position of the block when the spring is unstrained. This ...
Tuesday, November 13, 2012 at 7:06pm by Michelle

physics
A physics student pulls a block of mass m = 23 kg up an incline at a slow constant velocity for a distance of d = 4 m. The incline makes an angle q = 25 with the horizontal. The coefficient of kinetic friction between the block and the inclined plane is k = 0.3. a) What is ...
Sunday, March 11, 2012 at 10:46pm by Mel

Physics
An object of mass M = 649 g is pushed at a constant speed up a frictionless inclined surface which forms an angle θ = 50o with the horizontal. What is the magnitude of the force that is exerted by the inclined surface on the object?
Saturday, October 10, 2009 at 1:33pm by Lisa

college physics
A box on a frictionless horizontal surface is pulled by a tension of 42.4N directed at 45 degrees above the horizontal. what is the work done on the box as it moves 2.50 meters along the surface?
Saturday, September 11, 2010 at 7:20pm by Charlie

physics
A 1000-N crate resting on a surface is connected to a 500-N block through a frictionless pulley . Friction between the crate and surface is enough to keep the system at rest. What is the tension and friction in newtons?
Tuesday, February 21, 2012 at 8:55pm by Anonymous

physics
hai @mahaboob can u help m for dis A small cube of mass m1= 2.0 kg slides down a circular and frictionless track of radius R= 0.5 m cut into a large block of mass m2= 5.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube ...
Sunday, January 12, 2014 at 12:22pm by klaus

Geometry
Please help me with this other problem and this problem has a diagram too but, i cannot copy and paste here. A block of metal has 90 degree notch cut from its lower surface. The notched part rests on a circular cylinder of diameter 2.0cm. If the lower surface of the part is 1....
Monday, January 12, 2009 at 12:59pm by Milo

physics
A small cube of mass m1= 1.0 kg slides down a circular and frictionless track of radius R= 0.4 m cut into a large block of mass m2= 4.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube and the block are initially at rest, ...
Saturday, January 11, 2014 at 3:36am by Garry

physics
An object rests on the surface of planet y. Its mass is unknown. Find the acceleration due to gravity near the surface of planet y. Answer in m/s/s. G=6.673x10^-23 radius of planet y=2439700m mass of planet y=3.302x10^23kg radius of planet x=71492000m mass of planet x=1.89x10...
Sunday, April 10, 2011 at 3:27pm by camille

classical mechanic
A small cube of mass m1= 1.0 kg slides down a circular and frictionless track of radius R= 0.4 m cut into a large block of mass m2= 4.0 kg as shown in the figure below. The large block rests on a horizontal and frictionless table. The cube and the block are initially at rest, ...
Friday, January 10, 2014 at 10:27am by juanpro

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