1.

A particle is projected at an angle 30 degree with the speed of 20 metre per second from the ground acceleration along the horizontala)om/s^2 b)5m/s2 15m/s2 d10m/s2​

Answer»

ong>Answer:

0m/s

Explanation:

In case of a projectile motion velocity ALONG horizontal(u COS THETA) remains constant at all TIMES so acceleration will be zero(differenciation of a constant is zero and a=dv/dt).however acceleration along y axis is the acceleration due to gravity which is "-10"



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