+1 vote
in JEE by kratos

A block of mass M is resting on a horizontal, friction less table and is attached as shown to a relaxed spring of spring constant k. A second block of mass 2M and initial speed vo collides with and sticks to the first block Develop expressions for the following quantities in terms of M, k, and vo

a. v, the speed of the blocks immediately after impact

b. x, the maximum distance the spring is compressed

c. T, the ** of the subsequent simple harmonic motion

1 Answer

+1 vote
by kratos
 
Best answer

(a) Apply momentum conservation perfect inelastic.

pbefore = pafter 2Mvo = (3M)vf

vf = 2/3vo

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