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A car starts from rest with a constant acceleration of 5 m/s 2  . Its instantaneous speed at the end of 10 sec is
 

Option: 1

10 m/s


Option: 2

20 m/s


Option: 3

50 m/s


Option: 4

 25 m/s


Answers (1)

best_answer

 

Equation of motions -

 

1st Equation of motion or velocity time equation

 Formula

             V=u+at

V = Final velocity

u = Initial velocity

A = acceleration

             T = time

 

50 m/s

 

v = u + at

v = 0 + 5*10 = 50 m/s

Posted by

Sanket Gandhi

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