Equilibrium of a body (Brahmastra)

3 Answers

486
Niraj kumar Jha ·

(D)
Put θ=0,There will be no need of obstacle to keep the sphere in equib. as inc.plane would become horizontal. Hence h=0, so (D)

535
Aditya Agarwal ·

It can be further verified,
by putting θ=90, where the min. h required will be R.

481
Anurag Ghosh ·

ok..

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