A particle starts from rest and moves with an acceleration of a = 2 + (t - 2 )|m/s^2 , the velocity of the particle at t = 4 sec is
Lakhmir Singh Physics Class 9 Solutions For Chapter 2 Force and Laws of Motion - Free PDF
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A cannon ball is fired with a velocity of 200 m/sec at an angle of 60^o with the horizontal. At the highest point of the flight it explodes into 3 equal fragments.
3.4 Motion with Constant Acceleration | University Physics Volume 1
3 Ways to Calculate Speed in Metres per Second - wikiHow
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A stone is shot straight upward with a speed of 20 m sec from a tower 200 m high. The speed with which is strikes the found is approximately.
3 Ways to Calculate Speed in Metres per Second - wikiHow