A particle rests on the top of the hemisphere of radius R. The small horizontal velocity…
Physics · JEE Main · NTA Exams — Rotational Motion
A particle rests on the top of the hemisphere of radius R. The small horizontal velocity that must be imparted to the particle if it is to leave the hemisphere without sliding down. is-
- v = (2gR)1/2
- v = (gR/2)1/2
- v = (gR)1/2
- v = (2g/R)1/2
Answer
(C) v = (gR) 1/2
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