# physics

A frictionless massless pulley has 7 kg tied to a cable on the left side and an unknown mass (M) on the right. The unknown mass accelerates downward at 6.6 m/s2

What is the accelerationof the system/tension of the rope

1. 👍 0
2. 👎 0
3. 👁 71
1. tension at the left side:
T=7*6.6+7*g
that has to be the tension on the right side also...
T=M*g-M*6.6
so M= 7(6.6+g)/(g-6.6)

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Physics

When the motor in the figure below raises the m = 1010kg mass, it produces a tension of 1.04E+4N in the cable on the right side of the pulley. The pulley has a moment of inertia of 78.9kgm^2 and a radius of 0.736m. The cable rides

asked by Nora on October 16, 2015
2. ### Physics-Mechanics

A pulley is massless and frictionless. 3 kg, 2 kg, and 6 kg masses are suspended. What is the tension T1 in the string between the two blocks on the left-hand side of the pulley?

asked by Genevieve on September 24, 2010
3. ### Physics

Three objects are connceted by a massless wires over a frictionless pulley. The right side of the pulley wire is connected to a 15kg block and right below that is a 10kg block on the bottom of the wire. The tension in the wire

asked by Alex on April 30, 2016
4. ### Physics

A box weighing 136. N rests on a table. A rope tied to the box runs vertically upward over a massless frictionless pulley and a weight is hung from the other end. What is the force that the table exerts on the box if the weight

asked by Steeve on October 24, 2012
5. ### physics

A system has three masses, a 10kg mass is lying on a level surface and is connected on the left to a 6kg mass by a cord passing over a massless,frictionless pulley.And on the right, it is connected to a 9kg mass by a cord also

asked by christonne on August 18, 2014
6. ### Physics-Mechanics

A pulley is massless and frictionless. 3 kg, 2 kg (on the left), and 6 kg (on the right) masses are suspended What is the tension T1 in the string be- tween the two blocks on the left-hand side of the pulley? Can I solve this like

asked by Genevieve on September 22, 2010
7. ### Physics

A cable passes over a pulley. Because of friction, the tension in the cable is not eh same on opposite side of the pulley. The force in one side is 110 N, and the force on the other side is 100 N. Assume that the pulley is a

asked by Rod on October 15, 2010
8. ### physics

Two masses of 8 kg and 12 kg are tied to each end f a string passing over a massless and frictionless pulley. find the resulting accelration of each mass.

asked by markcampo on March 20, 2013
9. ### Physics

The diagram for this problem is a pulley. On the left end Box 1 is sitting on a table and Box 2 is attached sitting on top of Box 1 and is attached to the string for the pulley. The right side has the string attached to Box 3

asked by Caitlyn on June 21, 2012
10. ### physics

Two blocks connected by a cord passing over a small, frictionless pulley rest on frictionless planes: a) What is the acceleration of the blocks? b) What is the tension in the cord? c) Which way will the system move when the blocks

asked by ATT on March 16, 2018

More Similar Questions