Question

solve question no.15​

Answer 1

Answer:

mgucos(theta)

Explanation:

At the highest point, the velocity of the object is = vcos(theta)

power = F.V = mgucos(theta)

Answer 2

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ANSWER:

ZERO

we have to find power delivered by gravity so, use just vertical component...since the vertical component of velocity becomes zero at highest point...there is no velocity..hence no force...hence no power!

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