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Assertion:- In two particle system when ...

Assertion:- In two particle system when viewed from center of mass reference frame, if one particle slops then other one will also stop simultaneously, irrespective of external forces acting on system.
Reason:- Centre of mass of a system is a point about which total momentum of system is always constant and non-zero.

A

If both Assertion `&` Reason are True `&` the Reason is a correct explanation of the Assertion.

B

If both Assertion `&` Reason are True but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False.

D

If both Assertion `&` Reason are False.

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The centre of mass of three particles of masses 10 kg, 20 kg and 30 kg is on origin (0, 0, 0). Now where should one place a mass of 40 kg, so that centre of mass of system is equal to (3, 3, 3)?

    A
    `(0,0,0)`
    B
    `(7.5,7.5,7.5)`
    C
    `(1,2,3)`
    D
    `(4,4,4)`

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