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Q 3.11 Read each statement below carefully and state, with reasons and examples, if it is true or false.
(a) A particle in one-dimensional motion with zero speed at an instant may have non-zero acceleration at that instant
Answers (1)
True since non-zero velocity is not at all a necessary condition for non-zero acceleration. A ball thrown upwards at its highest point in motion has zero velocity but non-zero acceleration due to gravity.
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