Physics JEE Main Full Syllabus Mock Test 75 Question New Syllabus TEST 5 PCM MCQ (Single Correct)

Two blocks with masses and are connected by a spring of spring constant and placed on a frictionless horizontal surface. The block is imparted an initial velocity to the right, the amplitude of oscillation is

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The amplitude of oscillations will be the maximum when compression in the spring is maximum. At the time of maximum compression, velocities of both the blocks are equal say , then using law of conservation of momentum,

or
Using law of conservation of energy, we have

Putting the value of and solving, we get .

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