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Questions  

A body is projected horizontally from a height of 78.4 m with a velocity 10 m/s. Then the angle made by its velocity vector with x-axis after 4 seconds is

a
Tan-1(3)
b
Tan-1(4)
c
Tan-1(5)
d
Tan-1(6)

detailed solution

Correct option is B

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