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Y-component of velocity is 20 and X-component of velocity is 10. The direction of motion of the body with the horizontal at this instant is 

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a
tan−1⁡ (2)
b
tan−1⁡(1/2)
c
45∘
d
0∘

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detailed solution

Correct option is A

We know thattan⁡θ= vertical component of velocity  horizontal component of velocity =VyVx or tan⁡θ=2010=2  or  θ=tan−1⁡(2)


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