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)
S Sayak

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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