Question:

21.An aeroplane is moving in a circular path with a speed 250 km/hr; what is the change in velocity in half revolution –

Options :

  • a) 500km/hr
  • b) 250km/hr
  • c) 125km/hr
  • d) 0

Answer :

a) 500km/hr

Answer Steps :

Step1 :-

Step2 :-

Step3 :-

 

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