Centre of Mass 1 Question 11
11. Statement I If there is no external torque on a body about its centre of mass, then the velocity of the centre of mass remains constant.
Statement II The linear momentum of an isolated system remains constant.
Objective Questions II (One or more correct option)
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Answer:
Correct Answer: 11. (d)
Solution:
- If a force is applied at centre of mass of a rigid body, its torque about centre of mass will be zero, but acceleration will be non-zero. Hence, velocity will change.
