Home
Class 12
PHYSICS
Two blocks A and B of masses m and 2m, r...

Two blocks A and B of masses m and 2m, respectively , are held at rest such that the spring is in natural length. Find out the acceleration of both the blocks just after relese.

A

`g darr g darr`

B

`(g)/(3)darr, (g)/(3)uarr`

C

`0, 0`

D

`g darr, 0`

Text Solution

Verified by Experts

The correct Answer is:
A
Two block A …………
In this case spring force is zero innitially
`F.B.D.` of A and B
Promotional Banner

Similar Questions

Explore conceptually related problems

Find out acceleration of the block. Initially the block is at rest.

Find out acceleration of the block. Initially the block is at rest.

Find out the acceleration of the block. If the block is initially at rest.

Two blocks A and B of masses m and 2m respectively are connected together by a light spring of stiffness k and then placed on a smooth horizontal surface. The blocks are pushed towards each other such that spring gets compressed by a length x_(0) and then released from rest. Find the work done on the block A by the spring, by the time the spring acquires its natural length.

A block of mass m attached with a spring and held by a person such that the spring is in natural length l_(0) . Now the man releases the block, the ratio of maximum compression in the spring in the given situation , to that of the compression at equilibrium position.

Two blocks A and B of masses m and 2m, respectively , are connected by a massless spring of force constant k and are placed on a smooth horizontal plane. The spring is stretched by an amount x and then released . The relative velocity of the blocks when the spring comes to its natural length is

Two blocks A and B of same mass m attached with a light string are suspended by a spring as shown in fig. Find the acceleration of block A and B just after the string is cut.

Two blocks A and B of same mass m attached with a light spring are suspended by a string as shown in fig. Find the acceleration of block A and B just after the string is cut.

Two block A and B of masses m and 2m respectively are connected by a spring of spring cosntant k. The masses are moving to the right with a uniform velocity v_(0) each, the heavier mass leading the lighter one. The spring is of natural length during this motion. Block B collides head on with a thrid block C of mass 2m . at rest, the collision being completely inelastic. The velocity of block B just after collision is -