Home
Class 11
PHYSICS
pulley in the diagram is mass less but t...

pulley in the diagram is mass less but there is friction between pulley and string then the acceleration of system is

A

`(g (1- mu))/(2)`

B

`(g (1-2mu))/( 2)`

C

`(g (1-mu))/(3)`

D

`g/2`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Two blocks are resting on ground with masses 5 kg and 7 kg. A string connected them which goes over a massless pulley A. There is no friction between pulley and string A. Find acceleration of centre of mass of the system of two masses (in m//s^(2)

A disc shaped pulley of mass 'm'=4 kg and radius R=0.5m can rotate freely about its center. A block of mass M=2kg hangs from the pulley through is massless string that is tightly wrapped around the pulley. When the system is released, there is no slipping between pulley and string. (a) Calculate the angular accelerating of the pulley (b) Calculate the tension in the string

In the arrangement shown, the pulleys and strings are massless. The acceleration of block B is :

If the string & all the pulleys are ideal, acceleration of mass m is :-

In the diagram shown in figure, both pulleys and strings are massless. The acceleration of 2 kg block is

Two bodies of masses 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a frictionless pulley. The acceleration of the system is :

A rope thrown over a pulley has a on one of its ends and a counterbalancing mass M on its other end. The man whose mass is m , climbs upwards by vec/_\r relative to the ladder and then stops. Ignoring masses of the pulley and the rope, as well as the friction the pulley axis, find the displacement of the centre of mass of this system.

A rope thrown over a pulley has a ladder with a man of mass m on one of its ends and a counter balancing mass M on its other end. The man climbs with a velocity v_r relative to ladder. Ignoring the masses of the pulley and the rope as well as the friction on the pulley axis, the velocity of the centre of mass of this system is:

Two masses 8 kg and 12 kg are connected at the two ends of a light in extensible string that passes over a friction less pulley Find the acceleration of the masses and tension in the string , when the masses are released .

Two masses 8 kg and 12 kg are connected at the two ends of a light in extensible string that passes over a friction less pulley. Find the acceleration of the masses and tension in the string , when the masses are released .