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Questions  

A particle starts from the origin at t=0 and moves in the x-y plane with constant acceleration a in the Y direction.  Its equation of motion is y=bx2.  The X component of its velocity is

a
Variable
b
2ab
c
a2b
d
a2b

detailed solution

Correct option is D

y=bx2 dydt=2bx.dxdt⇒d2ydt2=2b[dxdy]2+2b x d2xdt2

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