Discussion Forum : Physics
Question -

A particle moves as such whose acceleration is given by `a = 3 sin 4t`, then

Options:
A .  the initial velocity of the particle must be zero
B .  the acceleration of the particle becomes zero after each interval of `pi/4` second
C .  the particle does not come at its initial position after some time
D .  the4 particle must move on a circular path .
Answer: Option B



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