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December 18, 2014

Search: 2 masses, pulley on a frictionless incline

Number of results: 5,065

physics
Two small metal spheres with masses 2.0 and 4.0 are tied together by a 5.4--long massless string and are at rest on a frictionless surface. Each is charged to +2.4 .
February 20, 2011 by carlyle

physics
Item 4 Two 2.0 masses are 1.0 apart on a frictionless table. Each has 1.0 of charge. Part A - What is the magnitude of the electric force on one of the masses? Express your answer using two significant figures. = Try Again; 3 attempts remaining Part B - What is the initial ...
August 29, 2011 by Paige

physics
two masses (11kg and 33kg) are connected by a string and hung over a pulley in a steamy sauna where air resistance has a force of 77N on all objects. Find the acceleration of the 33kg block
November 6, 2011 by Anonymous

Science
To lift a load to the roof, you apply 21 N of force to a pulley. The pulley applies 21 N of force to the load. What is the mechanical advantage of the pulley? A.0 B.1 C.40 D.21
May 21, 2014 by Shelin

Physics
A block of mass m1 is on top of a block of mass m2. Block 2 is connected by an ideal rope passing through a pulley to a block of unknown mass m3 as shown. The pulley is massless and frictionless. There is friction between block 1 and 2 and between the horizontal surface and ...
June 23, 2013 by Rose

Physics
A block with mass m = 2.00 kg is placed against a spring on a frictionless incline with angle θ=30.0 (see figure). The block is NOT attached to the spring. The spring, with spring constant k = 19.6 N/cm, is compressed 20.0 cm from its unloaded equilibrium length and then...
November 23, 2012 by Andreea

Engineering Physics
A 1.0-kg block is released from rest at the top of a frictionless incline that makes and angle of 37 degrees with the horizontal. An unknown distance down the incline from the point of release, there is a spring with k=200 N/m. It is observed that the mass is brought ...
February 24, 2011 by M

Physics please help! check if its correct
A 3.00 kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 8.00 kg cylindrical pulley. The inner diameter of the pulley is 60.0 cm, while the outer diameter is 1.00 m. The system is released from rest, and there is no friction at the axle of the...
February 26, 2012 by Brit

Physics Classical Mechanics`
A wheel in the shape of a uniform disk of radius R and mass mp is mounted on a frictionless horizontal axis. The wheel has moment of inertia about the center of mass Icm=(1/2)mpR2 . A massless cord is wrapped around the wheel and one end of the cord is attached to an object of...
November 14, 2013 by Anonymous

physics
A novice skier, starting from rest, slides down a frictionless 31.0 incline whose vertical height is 123 m. How fast is she going when she reaches the bottom?
November 5, 2010 by memo

physics
A novice skier, starting from rest, slides down a frictionless 33.0 incline whose vertical height is 127 m. How fast is she going when she reaches the bottom?
November 16, 2010 by carol

Physics
A novice skier, starting from rest, slides down a frictionless 24.0 incline whose vertical height is 215. How fast is she going when she reaches the bottom?
April 6, 2011 by Cara

physics
Two blocks are connected by a massless rope that passes over a pulley. M1= 2 kg and M2= 4 kg. The pulley is 12cm in diameter and has a mass of 2kg. As the pulley turns, friction at the axle exerts a torque of magnitude 0.5 Nm. if the blocks are released from rest, how long ...
December 1, 2010 by Blanche

PHYSICS
A block of mass 0.86 kg is suspended by a string which is wrapped so that it is at a radius of 0.061 m from the center of a pulley. The moment of inertia of the pulley is 4.6010-3 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it...
October 21, 2012 by Emily

Physics
The two blocks in the figure below, m1 = 1.2 kg and m2 = 4.8, are connected by a massless rope that passes over a pulley. The pulley is 12 cm in diameter and has a mass of 2.0 kg. As the pulley turns, friction at the axle exerts a torque of magnitude 0.38 Nm. If the blocks ...
November 21, 2012 by Alex

physics
A mass m = 14.0 kg is pulled along a horizontal floor with NO friction for a distance d =8.7 m. Then the mass is pulled up an incline that makes an angle θ = 27.0 with the horizontal and has a coefficient of kinetic friction μk = 0.41. The entire time the massless ...
October 1, 2012 by need of help

Physics
a simple pendulum consists of a 1.5 kg mass connected to a cored without and mass or friction. Initially the pendulum is vertically positioned when a 2.0 kg mass collides with ie, causing the pendulum to displace vertically upward 1.25 m. After the collision, the 2.0 kg mass ...
April 22, 2013 by Natalia

physics
A 6.15 kg block slides 1.49 m down a frictionless incline that makes an angle of 60.0 with the horizontal. What is the total work done on the block
February 17, 2011 by devin

physics
Three masses are arranged on a flat surface as shown. Two of the masses are as follows: m2 = 16.3 kg and m3 = 66.5 kg. A horizontal force of 519 N applied to m2 accelerates the masses across the floor, which has a coefficient of friction of μ = 0.312, at 1.77 m/s2. What ...
December 5, 2010 by dillon

Physics
Two blocks hang from strings going around pulleys of different diameter that are connected, as shown in the figure. The large pulley has a radius of R = 9.0 cm and and the small pulley has a radius of r = 2.3 cm. The mass of the block that hangs from the small pulley is m = 3....
February 3, 2013 by Anonymous

physics
A rope goes over a circular pulley with a radius of 6.3 cm. If the pulley makes four revolutions without the rope slipping, what length of rope passes over the pulley?
January 5, 2011 by melissa

Physics
A block of mass 3 kg is at rest on an incline. The coefficient of state friction between the block and incline is 0.34. What is the maximum angle of the incline such that the block will not slide down the plane?
February 17, 2013 by Amy

Physics AP
Two masses are hooked together over a pulley and can slide without friction. If M1 = 6 kg, theta 1 = 45 degrees, and theta 2 = 17 degrees, what must M2 be for the blocks to move with constant velocity?
January 19, 2010 by Emmy

Physics
Two blocks rest on slopes of unequal angles, connected by a rope passing over a pulley. If the blocks equal masses, will they remain at rest? Why? Neglect friction.
October 14, 2012 by Anthony

Physics
The coefficient of static friction between the m = 2.95-kg crate and the 35.0 incline is 0.345. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 26, 2011 by Lala

physics
a 4.00 kg block rests on a 30.0 incline. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline
February 20, 2013 by Marek Blizinski

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. ...
October 10, 2009 by m2a

Physics
A rope goes over a circular pulley with a radius of 5.5 If the pulley makes 6 revolutions without the rope slipping, what length of rope passes over the pulley?
June 18, 2013 by Anonymous

Science
A car of mass 1190 kg is on an icy driveway inclined at an angle of 28◦ If the incline is frictionless, what is the acceleration of the car?
November 14, 2012 by Brett

physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it ...
February 11, 2014 by John

physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it ...
February 12, 2014 by Danny

Help - physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it ...
February 12, 2014 by Danny

Physics
The coefficient of static friction between the 3.00 -kg crate and the 35 degree incline is .300. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline.
September 26, 2011 by Jas

physics
The coefficient of static friction between the 2.3 kg crate and the 35.0 incline of Figure P4.47 is 0.241. What minimum force, F, must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 5, 2012 by Anonymous

physics
The coefficient of static friction between the 2.3 kg crate and the 35.0 incline of Figure P4.47 is 0.241. What minimum force, F, must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 5, 2012 by Anonymous

Physics
The coefficient of static friction between the 2.90 kg crate and the 35.0 incline of Figure P4.41 is 0.260. What minimum force F must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 7, 2013 by David

Physics
A novice skier, starting from rest, slides down a frictionless 35.0 degree incline whose vertical height is 140 m. 1. How fast is she going when she reaches the bottom?
November 1, 2010 by Nick

Physics
A novice skier, starting from rest, slides down a frictionless 35.0 degrees incline whose vertical height is 140 m. 1. How fast is she going when she reaches the bottom?
November 2, 2010 by Nick

Physics
An object is placed on a frictionless inclined plane, and will accelerate at a constant rate. Determine the amount of acceleration due to gravity both parallel and perpendicular to the incline.
February 10, 2014 by Mason

physics help
I know that the answer to this problem is (0.2237232293) and to begin it by making a force body diagram, but I need help setting up the equation(s). Thanks! A box rest on an incline making a 30 angle with the horizontal. It is found that a parallel force to the incline of at ...
October 3, 2014 by jessica

physic
The coefficient of static friction between the m = 3.20 kg crate and the 35.0 incline of the figure below is 0.340. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 16, 2009 by Chan

Physics
A marble rolls down an incline of 30 degrees. If the marble is initally at rest at the top of the incline of length 2.0 meters what will the speed of the marble be at the bottom of the incline (a) if the incline is rough enough to prevent any slipping [ it rolls],then (b) if ...
November 21, 2014 by Anonymous

physics
A block starts from rest at the top of a 2.00-m long, 16.3 -degree frictionless incline. (a) What is the acceleration (m/s2 ) of the block? (b) How fast (m/s) is it going at the bottom?
August 6, 2011 by waqas

physics newtons laws 3
The coefficient of static friction between the m = 3.20 kg crate and the 35.0 incline of Figure P4.41 is 0.260. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 18, 2009 by luc

Physics
A block is released from rest at the top of an incline which makes a 30 degree angle with the horizontal. The incline is 12 m long and it takes the block 25 seconds to reach the bottom. What is the coefficient of kinetic friction, between the block and the incline?
February 24, 2011 by Emily

physics
The coefficient of static friction between the 3.0 kg crate and the 31 incline shown below is 0.300. What is the magnitude of the minimum force, F, that must be applied to the crate perpendicularly to the incline to prevent the crate from sliding down the incline?
October 23, 2011 by sammy

physics
A block is released from rest at the top of an incline which makes a 30 degree angle with the horizontal. The incline is 12 m long and it takes the block 25 seconds to reach the bottom. What is the coefficient of kinetic friction, between the block and the incline?
October 16, 2012 by Jacob

Physics
The coefficient of static friction between the m = 3.20-kg crate and the 35.0 incline of the figure below is 0.260. What minimum force vector F must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
March 4, 2014 by James

Thermo engineering
The driveshaft of a buildings air-handling fan is turned at 300 RPM by a belt running on a 0.3-m-diameter pulley. The net force applied by the belt on the pulley is 2000 N. determine the torque applied by the belt on the pulley, in N.m, and the power transmitted, in kW.
May 10, 2011 by Justin

physics
two masses are attached to both ends of a flexible cord passing through a friction less pulley. if the system is at rest, find the tensions at object A and object B. Object A = Object B. A=60 grams.
August 3, 2014 by Kzsa

Physics
Two blocks of masses m1 = 6 kg and m2 = 6 kg are on either side of the wedge shown in the figure above.(m1 on ramp of 30 degrees and m2 on ramp of 60 degrees) Find their acceleration and the tension in the rope. Ignore friction and the pulley.
October 6, 2014 by Sabrina

Physics
A frictionless pulley with zero mass is attached to the ceiling. Mass M2 = 0.140 kg is being accelerated downward with 1.30 m/s2. Calculate the mass m1.
October 4, 2012 by Kattoossa

physics
A block of mass 2 kg is propelled by a spring with spring constant k=5200N/m onto a smooth (frictionless) track. The spring is initially compressed a distance of 0.13 m from its equilibrium configuration. At the end of the track there is a rough inclined plane at an angle of ...
October 28, 2010 by Nicole

AP Physics
A uniform spherical shell of mass M and radius R rotates about a vertical axiss on frictionless bearings. A massless cord passes around the equator of the shell, over a pulley of rotational inertia I and radius r, and is attached to a small object mass m. There's not friction ...
January 27, 2008 by Kristen

AP physics
A uniform spherical shell of mass M and radius R rotates about a vertical axiss on frictionless bearings. A massless cord passes around the equator of the shell, over a pulley of rotational inertia I and radius r, and is attached to a small object mass m. There's not friction ...
January 27, 2008 by Kristen

physics
Two equal weight monkeys each hang from the ends of a rope passing over a weightless, frictionless pulley. If one accelerates up the rope, what happens to the other?
April 11, 2012 by myra

Physics
The coefficient of static friction between the 3.78 kg crate and the 38 incline is 0.306. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline? The acceleration of gravity is 9.8 m/s^2. Answer in units...
October 3, 2010 by Elizabeth

physics
A block of mass 2kg slides down a plane having an inclination of =15.0a . Ignore friction. The block starts from rest at the top of the incline and the length of the incline is 2.00m. The velocity of the block when it reaches the bottom of the incline is?
March 27, 2011 by hamed

physics
blocks 1 and 2 of masses 2 kg and 4kg, respectively, are connected by a light string, as shown above. These blocks are further connected to a block of mass 3kg by another light string that passes overr a pully of negligible mass and friction. Blocks 1 and 2 move with a ...
November 13, 2012 by b

physics
The two blocks in the sketch are connected by a light cord over a frictionless pulley and are initially held in place. The block m1 has a mass of 2,00 kg and m2 has a mass of 3,00 kg. The inclined plane is frictionless and the coefficient of kinetic friction between block m1 ...
June 8, 2014 by Lysha

physics
alculate the final speed of a 1500 kg roller coaster if it has an initial speed of 16 m/s but reduces its elevation by 8.6 m by coasting down a frictionless incline.
June 4, 2014 by grey

★!!!PhYsIcS!!!★
A 50 kg block is on a 30 degree incline. The coefficient of friction between the block and the incline is 0.05. If it is given an initial velocity of 10 m/s up the incline, how far will it travel until it stops?
October 20, 2008 by ☆Mortimer☆

physics
A 150 N/m, 5 m spring on a 26 degree incline is compressed 2.3 m and a 5 kg block is placed on it. If we neglect friction, how far up the incline from where it starts will the block travel? How fast will it be traveling when it is 0.2 m up the incline from where it starts?
November 5, 2008 by Bob

physics
A 150 N/m, 5 m spring on a 26 degree incline is compressed 2.3 m and a 5 kg block is placed on it. If we neglect friction, how far up the incline from where it starts will the block travel? How fast will it be traveling when it is 0.2 m up the incline from where it starts?
November 5, 2008 by Max

science
A frictionless pulley with zero mass is attached to the ceiling, in a gravity field of 9.81 m/s2. Mass M2 = 0.15 kg is being accelerated downward at 1.5 m/s2. Calculate the mass M1.
November 19, 2010 by lia

physics
A 20 kg child on roller skates, initially at rest, rolls 4 m down an incline at an angle of 30 degrees with the horizontal. If there is no friction between incline and skates, what is the kenetic energy of the child at the bottom of the incline? (g= 9.81 m/s^2)
December 5, 2007 by julia

phisecs
.: A 5.0 kg block is moving with constant velocity down a rough incline plane. The coefficients of static and kinetic friction between the block and the incline are 0.25 and 0.20, respectively. What is the inclination angle of the incline plane?
March 24, 2014 by w

phisic
A block of mass m1 = 26 kg rests on a wedge of angle θ = 48∘ which is itself attached to a table (the wedge does not move in this problem). An inextensible string is attached to m1, passes over a frictionless pulley at the top of the wedge, and is then attached to ...
October 5, 2013 by al1974

Physics
If mass A is 1.0 kg, mass B is 5.0 kg, and the frictionless pulley has a mass of 0.5 kg and a radius of 0.15 m, what is the velocity of A and B at 0.5 seconds?
July 19, 2014 by Rye

physics
A block of mass m1 = 2.4 kg initially moving to the right with a speed of 3.3 m/s on a frictionless, horizontal track collides with a spring attached to a second block of mass m2 = 4.1 kg initially moving to the left with a speed of 1.5 m/s as shown in figure (a). The spring ...
October 14, 2013 by Leticia

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.
April 1, 2011 by billy

Physics
Three objects with masses m1= 36.5 kg m2= 19.2 kg m3= 12.5 kg Are hanging from massless ropes that run over a frictionless pulleys. If the system is released from rest, what is the magnitude of the acceleration in m/s^2 of mass m1? ___________________ O O O I I I I I I I I I I...
January 16, 2014 by Holly

Physics
Three objects with masses m1= 36.5 kg m2= 19.2 kg m3= 12.5 kg Are hanging from massless ropes that run over a frictionless pulleys. If the system is released from rest, what is the magnitude of the acceleration in m/s^2 of mass m1? ___________________ O O O I I I I I I I I I I...
January 16, 2014 by Holly

Physics
A 4.1 kg bundle starts up a 31 incline with 148 J of kinetic energy. How far will it slide up the incline if the coefficient of kinetic friction between bundle and incline is 0.39?
April 7, 2013 by Ariana

Physics
A 5 kg block is pushed up a 37 degree incline given an initial velocity of 2 m/s at the base of a frictionless plane. The maximum vertical displacement of the block is nearly what?
October 25, 2009 by Lindsey

Physics
A 0.40kg block is held against a compressed spring of stiffness 68.2N/m and compression 0.64m parallel to a 24 degree incline that is 1.27m long. The coefficient of kinetic friction between the block and the incline is 0.34. The external force holding the block against the ...
October 18, 2012 by Alphonse

Physics
A 6.0kg box is on a frictionless 45∘ slope and is connected via a massless string over a massless, frictionless pulley to a hanging 2.4kg weight. What is the tension in the string if the 6.0kg box is held in place, so that it cannot move? If the box is then released, ...
May 16, 2014 by Physics Help

physicss
The question states: A 5.2 kg box is on a frictionless 36 degree slope and is connected via a massless string over a massless, frictionless pulley to a hanging 2.1 kg weight. What is the tension in the string if the 5.2 kg box is held in place, so that it cannot move? I summed...
December 9, 2010 by Taylor

physics
two masses m' each are hanging with help of a light string,which passes over mass less pulley. mass A starts leaking out at a rate of u kg/s with velocity v' with respect to mass A. find kinetic energy of block B as a function of time.
January 16, 2011 by sreeram

physics
two masses m' each are hanging with help of a light string,which passes over mass less pulley. mass A starts leaking out at a rate of u kg/s with velocity v' with respect to mass A. find kinetic energy of block B as a function of time.
January 16, 2011 by jack

dynamics
13. The constant angular acceleration of a pulley is 4 rad/s2 and its angular speed its 3 rad/s. Determine the radius of the pulley if the total acceleration of a print on the rim of the pulley is 3.5m/s2.
August 3, 2012 by shivankar

Physics Problem
A 3.00-kg mass is fastened to a light spring that passes over a pulley. They pulley is frictionless, and its inertia may be neglected. The mass is released from rest when the spring is unstretched. If the mass drops 10.0cm before stopping, find (a) the spring constant of the ...
March 21, 2007 by kimberley

Phyisics
A 2kg hallow sphere of a radius 6cm starts from rest and rolls without slipping down a 10 degree incline. if the length of the incline is 50cm then the velocity of the center of mass of the hallow sphere at the bottom of the incline is?
October 26, 2011 by JP

college physics
an atwood machine is constructed by mounting a well-lubricated pulley (not necessarily a ring/disc), whose radius is 6.00cm on an axle and passing a rope over the pulley. Each end of the rope is attached to a different mass of 3.0 kg and 2.0kg so they both hang vertically. ...
June 25, 2013 by kim

physics
Block M = 7.50 kg is initially moving up the incline and is increasing speed with a = 3.82 m/s2 . The applied force F is horizontal. The coecients of friction between the block and incline are s = 0.443 and k = 0.312. The angle of the incline is 25.0 degrees. (a) What is ...
August 6, 2011 by waqas

Math-Algebra
1. Finf the width of a rectangle whose area is 36 sq in. And length is 9in. 2. The attraction F of any two masses m1 and m2 foe each other varies directly as the oroduct of the masses and inversely as the square of the distance d between these teo masses. Express the relation ...
November 24, 2013 by Mckenna Louise

Physics
An 8.00g bullet is fired at 220m/s into a 250g wooden block that is initially at rest. The bullet remains in the block and after the collision the two slide up a 30 incline. a. Solve for the velocity of the bullet-block after the collision. (ans: 6.82m/s) b. Determine ...
November 4, 2014 by Mollie

Physics
An atwood machine consists of a massless string connecting two masses over a massless, frictionless pully. In this case, the masses are 1.70kg and 1.65kg. The system is released from rest with the 1.7kg mass 2.15m above the floor and the 1.65kg mass on the floor. (a) what is ...
October 4, 2010 by Larry

physics
An objectis at rest on an incline. The component of gravity acting downward and along the incline on the object is described as Fg,x = +8.0N. Which axis is pointing up the incline? a. + x axis b. + y axis c. - x axis d - y axis
February 6, 2013 by Carolyn

physics
A dude is spinning a 1.0 kg mass on the end of a 1.5 meter string. He gets it spinning at a constant rate of 4.0 rev/sec. The string breaks such that the mass is thrown into projectile motion with an initial angle of 45 to the ground (assume that it is launched from ground ...
November 30, 2014 by hicham

physics
One end of a light spring with force constant 300 N/m is attached to a vertical wall. A light string is tied to the other end of the horizontal spring. The string changes from horizontal to vertical as it passes over a solid pulley of diameter 6.00 cm. The pulley is free to ...
November 30, 2009 by caroline

Physics
Two masses Ma= 2.0 and Mb= 5.0 are on inclines and are connected together by a string as shown in the figure(Figure 1) . The coefficient of kinetic friction between each mass and its incline is u= 0.30. If Ma moves up, and Mb moves down, determine their acceleration.
June 29, 2012 by Truman

Physics
A 33.7 kg block m1 is on a horizontal surface, connected to a 7.10 kg block m2 by a massless string as shown in the Figure. The pulley is massless and frictionless.
October 26, 2013 by JAYZ

physics
A block is at rest on the incline shown in the figure. The coefficients of static and kinetic friction are μs = 0.7 and μk = 0.59, respec- tively. The acceleration of gravity is 9.8 m/s2 What is the frictional force acting on the 29 kg mass? Answer in units of N (...
November 10, 2013 by james

physics
A block is at rest on the incline shown in the figure. The coefficients of static and ki- netic friction are μs = 0.45 and μk = 0.38, respectively. The acceleration of gravity is 9.8 m/s2 . What is the frictional force acting on the 25 kg mass? Answer in units of N ...
October 1, 2013 by Anonymous

Physics
A cube of mass M=0.703 kg is placed on an incline and given a push. It slides down, and its speed down the incline is measured at two positions, [1] and [2] on the diagram below, with V1 = 0.923 m/s and V2 = 1.207 m/s. Note that the incline passes through at least two grid ...
February 17, 2011 by Sarah

Physics
Consider a force F = 815 N pulling 3 blocks of masses m1 = 7.94 kg, m2 = 15.3 kg, and m3 = 32.4 kg along a frictionless horizontal surface. Find the acceleration a of the blocks. Answer in units of m/s2.
October 9, 2012 by Priscilla

physics
A 2.0 kg mass is moving on a frictionless airtrack. It collides into a motionless 1.5 kg mass. What is the combined speed of the two masses if they stick together on impact?
January 29, 2013 by Anonymous

physics
a 5 kg object placed on a frictionless,horizontal table is connected to a string that passes over a pulley and then is fastened to a hanging 9kg objct.find the acceleration of the two objcts and the tension in the string
December 4, 2009 by latifah

PHYSICS
An object is placed on an incline with friction. The incline is slowly raised from a zero degrees and at 29.2 degrees, the object begins to slide down the incline. The incline is then raised to 40.5 degrees and the object is placed back on the incline. The coefficient of ...
October 21, 2011 by Ashley

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