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Question

The velocity of a body depends on time according to the equation v=20+0.1t2. The body is undergoing 
  1. Uniform acceleration
  2. Uniform retardation
  3. Non-uniform acceleration
  4. Zero acceleration


Solution

The correct option is C Non-uniform acceleration
Acceleration a=dvdt=0.1×2t=0.2t
Which is time dependent i.e. non - uniform acceleration 

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