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April 17, 2014

Search: One 3.2 kg paint bucket is hanging by a massless cord from another 3.2 kg paint bucket, also hanging by a massless cord, as shown in Fig. 4-44. Figure 4-44

Number of results: 107,067

Physics
One 2.5 kg paint bucket is hanging by a massless cord from another 2.5 kg paint bucket, also hanging by a massless cord, as shown in Fig. 4-44. (a) If the buckets are at rest, what is the tension in each cord? (lower cord)________ N (upper cord)________ N (b) If the two ...
Wednesday, March 16, 2011 at 3:33pm by Shanniganz

Physics
So I got a question One 3.5-kg paint bucket is hanging by a massless cord from another 3.5-kg pain bucket, aslo hanging by a massless cord if the buckets are at rest, what is the tension in each cord? How do I do this is this just the normal or what I do not understand how you...
Friday, July 10, 2009 at 10:07pm by Physics

physics help plz
One 3.5 kg paint bucket is hanging by a massless cord from another 3.5kg paint bucket, also hanging by a massless cord, as shown in the figure . Part a) If the buckets are at rest, what is the tension in lower and higher cord ? Part b)If the two buckets are pulled upward with ...
Sunday, May 6, 2012 at 4:26pm by emma

Physics
I posted this question earlier and I still don't get it So I got a question One 3.5-kg paint bucket is hanging by a massless cord from another 3.5-kg pain bucket, aslo hanging by a massless cord if the buckets are at rest, what is the tension in each cord? How do I do this is ...
Saturday, July 11, 2009 at 1:53pm by Physics

Physics 30
One 3kg paint bucket is hanging by a massless cord from another 3kg pain bucket, also hanging by a massless cord. a) If the buckets are at rest, what is the tension in each cord? b) If the buckets are pulled upward with an acceleration of 2.6 m/s^2 by the upper cord, calculate...
Saturday, May 22, 2010 at 6:55pm by Joloraine

Physics
A block of mass m1 = 6.25 kg on a frictionless plane inclined at angle θ = 30.7 is connected by a cord over a massless, frictionless pulley to a second block of mass m2 = 2.36 kg hanging vertically (Fig. 5-52). (a) What is the acceleration of the hanging block (choose ...
Sunday, October 16, 2011 at 11:47pm by Ty

Physics
A string (A) hanging from the ceiling has a 1 kg mass attached to it and hanging below this mass is string (B) with a 2 kg mass attached. Both of the strings are massless. How do I calculate the tension in Cord B? I have tried several times with different snwers. Please help ...
Tuesday, November 24, 2009 at 5:30am by Ashley

physics
A string (A) hanging from the ceiling has a 1 kg mass attached to it and hanging below this mass is string (B) with a 2 kg mass attached. Both of the strings are massless. How do I calculate the tension in Cord B?
Tuesday, November 24, 2009 at 12:06am by Ashley

Physic
A block (mass 2.4 kg) is hanging from a massless cord that is wrapped around a pulley -3 2 (moment of inertia of the pulley = 1.3 x 10 kgm ), as the drawing shows. Initially the pulley is prevented from rotating and the block is stationary. Then, the pulley is allowed to ...
Monday, February 4, 2013 at 2:03pm by Jess

physics
A block (mass = 2.9 kg) is hanging from a massless cord that is wrapped around a pulley (moment of inertia = 1.2 x 10-3 kgm2), as the figure shows. Initially the pulley is prevented from rotating and the block is stationary. Then, the pulley is allowed to rotate as the block...
Wednesday, November 3, 2010 at 4:25pm by danica

college physics
A 0.580-kg bucket rests on a scale. Into this bucket you pour sand at the constant rate of 85.0 g/s. A)If the sand lands in the bucket with a speed of 4.30 m/s, what is the reading of the scale when there is 0.770 kg of sand in the bucket? B)What is the weight of the bucket ...
Thursday, March 18, 2010 at 11:04pm by Kyle

Physics 1
A mass m1 = 4.9 kg rests on a frictionless table and connected by a massless string over a massless pulley to another mass m2 = 4.7 kg which hangs freely from the string. When released, the hanging mass falls a distance d = 0.8 m.
Friday, April 5, 2013 at 3:52pm by Brandon

physics H----please help!!!!
Suppose a cord is a heavy rope of mass 1.0 kg. Calculate the acceleration of each box and the tension at each end of the cord, using the free-body diagrams. Assume the cord doesn't sag. (m1 = 8.5 kg , m2 = 12.5 kg and FP = 36.0 N)
Tuesday, November 16, 2010 at 10:55pm by kavi

physics
Two masses are hanging over a frictionless, massless pulley as shown blocks_pulley_aMass m1 is 5.0 kg and mass m2 is 7.0 kg
Saturday, June 19, 2010 at 6:25pm by bill

Physics
A 26.0 kg block is connected to an empty 1.00 kg bucket by a cord running over a frictionless pulley. The coefficient of static friction between the table and the block is 0.490 and the coefficient of kinetic friction between the table and the block is 0.320. Sand is gradually...
Friday, November 18, 2011 at 4:24pm by Millie

Physics
A 26.0 kg block is connected to an empty 1.00 kg bucket by a cord running over a frictionless pulley (Fig. 4-57). The coefficient of static friction between the table and the block is 0.490 and the coefficient of kinetic friction between the table and the block is 0.320. Sand ...
Thursday, November 17, 2011 at 8:04pm by Millie

Physics help!!
A Styrofoam bucket of negligible mass contains 1.60 kg of water and 0.425 kg of ice. More ice, from a refrigerator at -14.8 degree C, is added to the mixture in the bucket, and when thermal equilibrium has been reached, the total mass of ice in the bucket is 0.768 kg. Assuming...
Monday, April 16, 2012 at 10:13am by Joey

Physics help!!
A Styrofoam bucket of negligible mass contains 1.60 kg of water and 0.425 kg of ice. More ice, from a refrigerator at -14.8 degree C, is added to the mixture in the bucket, and when thermal equilibrium has been reached, the total mass of ice in the bucket is 0.768 kg. Assuming...
Monday, April 16, 2012 at 12:30pm by Joey

Physics
A block of mass M1 = 160.0 kg sits on an inclined plane and is connected to a bucket with a massless string over a massless and frictionless pulley. The coefficient of static friction between the block and the plane is ms = 0.52, and the angle between the plane and the ...
Sunday, December 9, 2007 at 12:55pm by Lindsay

Physics C. Mechanics
A small paint bucket of mas 5.0 kg is attached to a larger bucket of mas 15.0 kg by a light rope of 25 m long. The small bucket is at rest on the ground, and the rope goes up and over a small frictionless pulley and is attached to the larger bucket, which is on a window sill, ...
Monday, October 18, 2010 at 8:18pm by Rav

math
Two blocks sit on a horizontal surface. They are connected to each other by a massless cord. The block on the left has a mass of 5.1 kg and the block on the right has a mass of 3.0 kg. Another massless cord is attached to the block on the right and pulls that block with a ...
Sunday, September 23, 2012 at 1:52pm by kara

Physics
Two blocks sit on a horizontal surface. They are connected to each other by a massless cord. The block on the left has a mass of 4.8 kg and the block on the right has a mass of 2.2 kg. Another massless cord is attached to the block on the right and pulls that block with a ...
Monday, February 18, 2013 at 11:55pm by Patrick

Physics
Note: The left-hand mass is equal to the sum of the other two masses. A massless pulley is attached to the ceiling,in a uniform gravitational field, and rotates with no friction about its pivot. Another massless pulley is attached to the end of the cord on the right and ...
Tuesday, October 1, 2013 at 9:58pm by DW

physics
consider a massless cord attached at both ends to hooks in a ceiling. A 20 kg mass is then suspended from the first cord by a second cors. The angles made by the cord with the ceiling are 40 degrees (left angle) and 25 degrees (right angle). Find the tension in each cord. I ...
Monday, November 20, 2006 at 6:09pm by randy

AP Physics
A cord runs around two massless, frictionless pulleys; a canister with mass m=20 kg hangs from one pulley; and you exert a force F if you are to lift the cord. a) What must be the magnitude of F if you are to lift the canister at a constant speed? b) To lift the canister by 2 ...
Monday, December 14, 2009 at 9:32pm by Mikaela

physics
consider a massless cord attached at both ends to hooks in a ceiling. A 20 kg mass is then suspended from the first cord by a second cors. The angles made by the cord with the ceiling are 40 degrees (left angle) and 25 degrees (right angle). Find the tension in each cord. I ...
Monday, November 20, 2006 at 4:06pm by randy

Physics
A string going over a massless frictionless pulley connects two blocks of masses 6.4 kg and 13 kg. As shown on the picture below, the 6.4 kg block lies on a 32◦ incline; the coefficient of kinetic friction between the block and the incline is μ= 0.3. The 13 kg block...
Friday, February 21, 2014 at 8:36pm by mallak

Physics
A string going over a massless frictionless pulley connects two blocks of masses 6.4 kg and 13 kg. As shown on the picture below, the 6.4 kg block lies on a 32◦ incline; the coefficient of kinetic friction between the block and the incline is μ= 0.3. The 13 kg block...
Thursday, March 6, 2014 at 3:12pm by Emeera

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...
Thursday, December 9, 2010 at 10:36pm by Taylor

Physics
A block of mass 5.53 kg lies on a frictionless horizontal surface. The block is connected by a cord passing a. over a pulley to another block of mass 2.25 kg which hangs in the air. Assume the cord to be light (massless and weightless) and unstretchable and the the pulley to ...
Friday, February 21, 2014 at 8:05pm by Emeera

Physics
A uniform spherical shell of mass M = 19.7 kg and radius R = 1.62 m rotates about a vertical axis on frictionless bearings. A massless cord passes around the equator of the shell, over a pulley of rotational inertia I = 1.02 kg m2 and radius r = 0.63 m, and is attached to a ...
Saturday, June 2, 2012 at 9:45am by Rhi

physics
A cylindrical 7.25 kg pulley with a radius of 0.864 m is used to lower a 7.13 kg bucket into a well. The bucket starts from rest and falls for 4.51 s. What is the linear acceleration of the falling bucket? The acceleration of gravity is 9.81 m/s^2.
Tuesday, November 27, 2012 at 6:58pm by Alyssa

physics
A 2 kg mass resting on a smooth plane inclined 20 degrees to the horizontal. A cord which is parallel to the plane passes over a massless, frictionless pulley to a 4 kg mass which will drop vertically when released. What will be the speed of the 4 kg mass 4 seconds after it is...
Wednesday, February 19, 2014 at 2:44am by Aim Senallagam

physics
Two blocks are connected by a string over a frictionless, massless pulley such that one is resting on an inclined plane and the other is hanging over the top edge of the plane. The inclined plane is inclined at an angle of 37 degrees. The hanging block has a mass of 16.0 kg, ...
Tuesday, November 19, 2013 at 8:29pm by Haff

physics
Three blocks are located on a horizontal table. The coefficient of kinetic friction between the blocks and the table is 0.276. They are connected by a massless cord, as shown in the figure below, and pulled to the right. The masses of the three blocks are = 9.0 kg, = 0.5 kg, ...
Tuesday, February 12, 2008 at 11:42pm by shelby

physics
A string going over a massless frictionless pulley connects two blocks of masses 4.4 kg and 11 kg. As shown on the picture below, the 4.4 kg block lies on a 23◦ incline; the coefficient of kinetic friction between the block and the incline is μ = 0.29. The 11 kg ...
Thursday, March 6, 2014 at 1:24pm by Sarah

Physics, Science
A 26 kg block is connected to an empty 1 kg bucket by a cord running over a frictionless pulley. The coefficient of static friction between the table and the block is 0.435 and the coefficient of kinetic friction between the table and the block is 0.320. Sand is gradually ...
Sunday, October 3, 2010 at 9:12pm by Shae

physics
Two blocks of mass m1 = 1.0 kg and m2 = 2.5 kg are connected by a massless string.M1 is on the surface and mass 2 is hanging on the surface. They are released from rest. The coefficent of kinetic friction between the upper block and the surface is 0.40. Calculate the speed of ...
Saturday, December 4, 2010 at 8:29pm by sky

Phsycis/Math (please help)
Two blocks are connected by a string over a frictionless, massless pulley such that one is resting on an inclined plane and the other is hanging over the top edge of the plane. The inclined plane is inclined at an angle of 37 degrees. The hanging block has a mass of 16.0 kg, ...
Wednesday, November 20, 2013 at 10:19am by Jared

physics
A uniform spherical shell of mass M = 8.00 kg and radius R = 0.550 m can rotate about a vertical axis on frictionless bearings. A massless cord passes around the equator of the shell, over a pulley of rotational inertia I = 0.130 kgm2 and radius r = 0.140 m, and is attached ...
Thursday, February 24, 2011 at 10:00am by jr

physics
A block of mass 3.62 kg lies on a frictionless horizontal surface. The block is connected by a cord passing over a pulley to another block of mass 7.8 kg which hangs in the air, as shown. Assume the cord to be light (massless and weightless) and unstretchable and the pulley to...
Thursday, November 15, 2012 at 4:28pm by alice

physics
In a Physics laboratory class, an object of mass 2.1 kg, attached by massless strings to two hanging masses, m1= 1.0 kg and m2= 4.0 kg, is free to slide on the surface of the table. the coefficient of kinetic friction between m2 and the table is 0.30. calculate the ...
Sunday, December 13, 2009 at 12:16am by Ashley

Physics
In a Physics laboratory class, an object of mass 2.1 kg, attached by massless strings to two hanging masses, m1= 1.0 kg and m2= 4.0 kg, is free to slide on the surface of the table. the coefficient of kinetic friction between m2 and the table is 0.30. calculate the ...
Monday, October 15, 2012 at 7:30pm by Ashley

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...
Thursday, January 16, 2014 at 7:20pm 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...
Thursday, January 16, 2014 at 7:20pm by Holly

physics
Two blocks are connected by a string over a frictionless, massless pulley such that one is resting on an inclined plane and the other is hanging over the top edge of the plane. the hanging block has a mass of 16 kg and the one on the plane has a mass of 8 kg. the coefficient ...
Monday, January 18, 2010 at 8:22pm by emm

physics
Two blocks of mass m1 = 1.0 kg and m2 = 2.5 kg are connected by a massless string. They are released from rest. The coefficent of kinetic friction between the upper block and the surface is 0.40. Calculate the speed of the blocks after they have moved a distance 72 cm. Assume ...
Saturday, December 4, 2010 at 8:20pm by lucy

physics
A phone cord is 4.75 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.900 s. What is the tension in the cord?
Tuesday, February 1, 2011 at 1:51am by gilbert

physics
A phone cord is 4.75 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.900 s. What is the tension in the cord?
Tuesday, February 1, 2011 at 1:51am by gilbert

physics
A phone cord is 4.25 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.780 s. What is the tension in the cord?
Friday, November 16, 2012 at 1:23am by diamond

physics
A phone cord is 3.55 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.775 s. What is the tension in the cord?
Friday, February 8, 2013 at 10:38pm by Anonymous

physics
A phone cord is 3.55 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.775 s. What is the tension in the cord?
Friday, February 8, 2013 at 10:47pm by Anonymous

Physics
Please help ~ Two blocks are arranged at the ends of a massless string as 3.21 kg (box hanging from table) 4.96 kg (box on table). The system starts from rest. When the 3.21 kg mass has fallen through 0.4 m, its downward speed is 1.27 m/s. The acceleration of gravity is 9.8 m/...
Monday, February 21, 2011 at 1:07am by CR

Physics
A string is tied to a 4.4 kg block and a 120 g hanging bucket. students add 20 g washers one at a time to the bucket. the students are unaware that the coefficient of static friction for the block on the table is 0.42. What is the maximum force of static friction for the block...
Sunday, October 9, 2011 at 12:47pm by Luis

Physics
This is the info for the problem: A block of mass M1 = 160.0 kg sits on an inclined plane and is connected to a bucket with a massless string over a massless and frictionless pulley. The coefficient of static friction between the block and the plane is ms = 0.52, and the angle...
Wednesday, December 12, 2007 at 11:13pm by Lindsay

Physics
Two blocks are arranged at the ends of a massless string as shown in the figure. The system starts from rest. When the 3.21 kg mass has fallen through 0.4 m, its downward speed is 1.27 m/s. The acceleration of gravity is 9.8 m/s2 . 3.21 kg (box hanging from table) 4.96 kg (box...
Sunday, February 20, 2011 at 10:00pm by CR

physics
A 3.28-kg bucket is attached to a disk-shaped pulley of radius 0.108 m and mass 0.727 kg. (a) If the bucket is allowed to fall, what is its linear acceleration? (b) What is the angular acceleration of the pulley? (c) How far does the bucket drop in 1.65 s?
Thursday, November 17, 2011 at 5:59pm by tara

Physics
A freely hanging block of mass 5 kg is attached to a massless string which is wrapped around a pulley of mass 10 kg and radius 0.1 m. What is the acceleration of the block?
Monday, July 22, 2013 at 8:42pm by Katie Middleton

physics
A mass m1 = 10 kg on top of a rough horizontal table surface is connected by a massless cable over a frictionless wheel to a hanging mass m2 = 5 kg, as shown in the previous problem. In m2 falls 1 m from rest in 1.2 seconds, find the co-efficient of kinetic friction between m1...
Monday, October 8, 2012 at 1:07pm by kim

Physics
Consider the diagram of the box and bucket. If the coefficient of static friction is 0.5 and the coefficient of kinetic friction is 0.3, find the maximum mass of the bucket in order for the system to be in static equilibrium. If the block was given a slight nudge to get it ...
Saturday, January 1, 2011 at 6:47pm by Caitlin

Physics
A 9.00 kg mass is connected by a light cord to a 1.00 kg mass on a smooth surface as shown in the figure. The pulley rotates about a frictionless axle and has a moment of inertia of 0.300 k∙m2 and a radius of 0.500 m. Assuming that the cord does not slip on the pulley, ...
Tuesday, November 6, 2012 at 4:02pm by Kayla

Physics II
A teacher of 75.0 kg bungee-jumps (steps from rest) from a 100 m tower towards a river. The cord can stretch 40.0% of its unstrecthed length and has a breaking strength of 5000. N (if tension is greater than this, it snaps). The cord stretches .250 meters when a 10.0 kg weight...
Monday, September 17, 2012 at 8:56pm by Jacob

physics
A 5.50 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 77.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 14.0 without breaking the cord?
Wednesday, February 1, 2012 at 4:28pm by Emily

physics
A 4.00 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 78.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 10.0 without breaking the cord?
Friday, October 4, 2013 at 1:20pm by jasmine

physics
A 1.0-kg mass (mA) and a 7.0-kg mass (mB) are attached to a lightweight cord that passes over a frictionless pulley. The hanging masses are free to move. Find the acceleration of the larger mass
Friday, November 26, 2010 at 1:43am by javane

physics
The masses of blocks A and B are 4.5 kg and 3.7 kg respectively. The blocks are initially at rest and are connected by a massless string passing over a massless, frictionless pulley. The system is released from rest. a. What is the acceleration of the blocks? b. What is the ...
Sunday, November 24, 2013 at 7:05pm by Nickoli

Physics
A block of mass m1 is connected to an empty bucket of mass 1.35 kg by a cord over a frictionless pulley. The coefficient of the static friction between the table and the block is 0.45 and the coefficient of kinetic friction between the table and the block is 0.32. Water is ...
Monday, May 2, 2011 at 3:40pm by Mawuli

please help me!! physics
The masses of blocks A and B are 4.5 kg and 3.7 kg respectively. The blocks are initially at rest and are connected by a massless string passing over a massless, frictionless pulley. The system is released from rest. a. What is the acceleration of the blocks? b. What is the ...
Sunday, November 24, 2013 at 6:34pm by Nickoli

AP physics B
A phone cord is 3.26 m long. The cord has a mass of 0.224 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.865 s. What is the tension in the cord? Answer in units of N
Wednesday, December 5, 2012 at 8:36am by Cold Turkey

Physics
A phone cord is 2.85 m long. The cord has a mass of 0.254 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.758 s. What is the tension in the cord?
Tuesday, July 9, 2013 at 8:55pm by Physics Hates Me

physics
A 5.30kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 76.0N .If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 14.0m without breaking the cord?
Saturday, September 14, 2013 at 10:13am by Anonymous

physics
Three blocks are located on a horizontal table. The coefficient of kinetic friction between the blocks and the table is 0.276. They are connected by a massless cord, as shown in the figure below, and pulled to the right. The masses of the three blocks are = 9.0 kg, = 0.5 kg, ...
Wednesday, February 13, 2008 at 10:01pm by shelby

Physics
A massless string runs around two massless, frictionless pulleys, where one pulley is attached to the ceiling, and the other is suspended with a mass m. An object with mass m = 17 kg hangs from one pulley. A force F is exerted on the free end of the string to lift the object ...
Tuesday, November 17, 2009 at 10:05pm by Nikita

physics
A pulley is suspended by a Cord (C). on one end of the pulley there is a 1.2 kg block and on the other is a 3.2 kg block.Determine the tension in this cord after the masses are released and before one hits the ground. Ignore the mass of the pulley and cords
Thursday, February 14, 2013 at 10:05pm by Anonymous

physics
a 15 kg bucket is raised to paint a ladder with an acceleration of 3 m/s.^2 what is the tension in the rope?
Tuesday, April 10, 2012 at 7:48pm by Leah

physics
A 9.10-kg hanging object is connected by a light, inextensible cord over a light, frictionless pulley to a 5.00-kg block that is sliding on a flat table. Taking the coefficient of kinetic friction as 0.203, find the tension in the string.
Sunday, October 2, 2011 at 5:50pm by Anonymous

Physics
A 8.90-kg hanging object is connected by a light, inextensible cord over a light, frictionless pulley to a 5.00-kg block that is sliding on a flat table. Taking the coefficient of kinetic friction as 0.150, find the tension in the string.
Friday, September 20, 2013 at 12:21am by Anonymous

physics
Water of density 1000 kg/m3 falls without splashing at a rate of 0.241 L/s from a height of 81.3 m into a 0.638 kg bucket on a scale. If the bucket is originally empty, what does the scale read 2.06 seconds after the first drop contacts the bucket? The acceleration due to ...
Thursday, February 6, 2014 at 10:59pm by Anonymous

physic
A telephone cord is 6.20 m long and has a mass of 0.220 kg. A transverse pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.830 s. What is the tension in the cord?
Friday, May 20, 2011 at 9:28pm by baby

physics
A mass m = 0.225 kg on a frictionless table is attached to a hanging mass M = 0.330 kg by a cord through a hole in the table (see the figure). Find the speed with which m must move in order for M to stay at rest if r = 27 cm.
Thursday, February 24, 2011 at 11:41am by Nic

physics HELPP!!!!!!!
A 6.00 kg mass is connected by a light cord to a 1.00 kg mass on a smooth surface as shown in the figure. The pulley rotates about a frictionless axle and has a moment of inertia of 0.400 k∙m2 and a radius of 0.700 m. Assuming that the cord does not slip on the pulley, ...
Wednesday, November 14, 2012 at 8:55am by anon

Physics
Three blocks are located on a horizontal frictionless table. They are connected by a massless cord, as shown in the figure, and pulled to the right. The masses of the three blocks are m1 = 22 kg, m2 = 21 kg, and m3 = 33 kg. The pulling force is equal to T3 = 53 N. What is the ...
Sunday, September 23, 2012 at 7:23pm by jameson

Physics
a 2 kg mass and a 3 kg mass are attached to a lightweight cord that passes over a frictionless pully. the hanging masses are left free to move. a. in what direction will the smaller masses move? b.what will be its acceleration
Wednesday, December 5, 2012 at 8:07pm by chris

college physics
You are on a ladder painting your house. You accidentally drop a bucket of paint weighing 10lb from a height of 17ft. With what speed do the paint and bucket hit the rose bushes below? Would it be different if you dropped your paintbrush weighing 1/2 lb instead? b) what color ...
Wednesday, December 12, 2012 at 11:48am by Kpang

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-Mechanics
horizontal surface. The block is connected by a cord passing over a pulley to another block of mass 5.53 kg which hangs in the air, as shown on the following picture. Assume the cord to be light (massless and weightless) and unstretchable and the pulley to have no friction and...
Wednesday, September 22, 2010 at 8:22pm by Genevieve

Physics
Yocelyn is lifting a 10.0 kg bucket from a well. She wants the bucket to accelerate to the top of the well at 2.0m/s^2. How much force does she need to apply to the bucket through the rope in order to accelerate the bucket up to the surface?
Wednesday, November 17, 2010 at 3:22am by Victoria

Physic
The figure below shows a block of mass m resting on a 20 slope. The block has coefficients of friction s = 0.73 and k = 0.53 with the surface. It is connected via a massless string over a massless, frictionless pulley to a hanging block of mass 2.0 kg.
Monday, March 3, 2014 at 7:41pm by Jason

Chemistry
assume water is 1000 kg/m^3 In our 1 m^3 bucket we have CaCl2 0.09*1000 kg = 90 kg H2O 1000 kg so we have 1090 kg/m^3
Sunday, September 9, 2012 at 5:42pm by Damon

Physics
A bucket of water with a mass of 4.0 kg is attached to a rope that is wound around a cylinder. The cylinder has a mass of 8.0 kg and is mounted horizontally on frictionless bearings. The bucket is released from rest. (a) Find its speed after it has fallen through a distance of...
Sunday, March 25, 2012 at 2:18am by Priyanka

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.
Saturday, October 26, 2013 at 7:36pm by JAYZ

physics
A 4.00kg kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 73.0N N .
Friday, October 4, 2013 at 12:39pm by jasmine

Physics
A puck of mass m = 1.10 kg slides in a circle of radius r = 24.0 cm on a frictionless table while attached to a hanging cylinder of mass M = 3.00 kg by a cord through a hole in the table. What speed (in m/s) keeps the cylinder at rest?
Sunday, October 2, 2011 at 11:33pm by Julie

physics (newton's laws)
A 5.00 kg object placed on a frictionless, horizontal table is connected to a string that passes over a pulley and then is fasted to a hanging 9.00 kg object. Find the acceleration of the two objects and the tension in the string. First, there is just one force acting on the ...
Tuesday, February 20, 2007 at 1:05am by Eric (please help me)

physics
Three balls A, B, and C, with masses of 3 kg, 1 kg, and 1 kg, respectively, are connected by massless rods. What are the coordinates of the center of mass?
Monday, October 13, 2008 at 7:41pm by Samuel

Physics
A puck of mass m = 1.26 kg slides in a circle of radius r = 25.0 cm on a frictionless table while attached to a hanging cylinder of mass M = 2.04 kg by a cord through a hole in the table. What speed keeps the cylinder at rest? _________m/s
Friday, October 30, 2009 at 12:42pm by Jane

Physics
A solid cube (side=2.54 cm) of aluminum (p=2.70x10^3 kg/m^3) is attached to a vertical cord. (a) Find the tension in the cord if the cube is in air. (b) Find the tension in the cord if the cube is fully immersed in water (p=1.00x10^3 kg/m^3).
Wednesday, April 24, 2013 at 11:33am by Lashawn

phisics
A puck of mass m = 1.5 kg slides in a circle of radius r = 20 cm on a frictionless table while attached to a hanging cylinder of mass M = 2.5 kg by a cord through a hole in the table. What is the speed of mass m that keeps the cylinder at rest?
Thursday, November 5, 2009 at 5:51am by shosho

Physics
A 11 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 2.4 m/s2, find the force exerted by the rope on the bucket of water. I thought I was supposed to use F = M x A for this one, but I keep getting the answer wrong. Help please?
Tuesday, September 16, 2008 at 4:58pm by Susan

physics/math
A puck of mass m = 1.10 kg slides in a circle of radius r = 16.9 cm on a frictionless table while attached to a hanging cylinder of mass M = 2.20 kg by means of a cord that extends through a hole in the table. What speed keeps the cylinder at rest?
Friday, March 22, 2013 at 2:13pm by HP

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