Question

A football is kicked with speed u making an angle e with horizontal. At 2
second of motion its horizontal and vertical displacement is found 40m and
20m respectively. Then value of u and e will be:-
a) 20V2 m/s and 45°
b) 20 m/s and 30°
c) 10 m/s and 60°
d) None of the above​

Answer 1

Explanation:

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