Civil Engineering - Applied Mechanics - Discussion

Discussion Forum : Applied Mechanics - Section 2 (Q.No. 13)
13.
A pilot flies a small plane in a vertical loop of radius r. At the top of its trajectory he experiences weightlessness. If the acceleration due to gravity is g, the speed of the plane at the top of its trajectory would be
zero
infinite
gr
2gr.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

LEKKALA VYSHNAVI said:   6 years ago
Body in circular motion attains centripetal acceleration.

So, we have a=v * 2/r.
So v= √(gr).
(1)

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