An insect of mass m is initially at rest at the one end of a...

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An insect of mass m is initially at rest at the one end of a stick of length L and mass M which rests on a smooth horizontal floor The coefficient of friction between the insect and stick is k Th insect starts moving to reach the other end in shortest possible time A The centre of mass of the plank has speed v kmg t w r t horizontal floor at time t M B Time taken by the insect to reach the other end is t 2LM k M m g C The magnitude of the linear momentum of the insect at time t is equal to kmgt D The maximum speed acquired by the stick is Vmax 2kLMm g M m m

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