Home
Class 11
PHYSICS
In the pulley-block system shown in figu...

In the pulley-block system shown in figure, strings are light. Pulleys are massless and smooth. System is released from rest. In `0.3` seconds.
.
(a) work done on `2 kg` block by gravity is `6 J`
(b) work done one `2 kg` block by string is `-2 J`
( c) work done on `1 kg` block by gravity is `-1.5 J`
(d) work done on `1 kg` block string is `2 J`.

Promotional Banner

Similar Questions

Explore conceptually related problems

In the pulley - block system shown in figure, strings are light. Pulleys are massless and smooth. System is released from rest. In 0.3 seconds a) work done on 2 kg blocks by gravity is 6 J b) work done on 2 kg block by string is -2J c) work done on 1 kg block by gravity is -1.5 J d) work done on 1 kg block by string is 2 J

The work done by the force of gravity is 100 J

The work done by the force of gravity is 100 J

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

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

The system shown in figure is released from rest. String is massless, and pulley is smooth. Find work done by gravity on 4kg block and workdone by the string on 1 kg block in 2 seconds?

The pulley is light and smooth : the strings are inextensible and light. The system is released from rest, find the acceleration of each block, tensions in the strings and reaction in pulley.

The pulley is light and smooth : the strings are inextensible and light. The system is released from rest, find the acceleration of each block, tensions in the strings and reaction in pulley.

Consider the system shown in the figure. Coefficient of friction between the block and table is mu=0.5. The system is released from rest. Find the work done by friction, when the speed of block is 10 m/s (m=1kg)

Consider the system shown in the figure. Coefficient of friction between the block and table is mu=0.5. The system is released from rest. Find the work done by friction, when the speed of block is 10 m/s (m=1kg)