Question
A small body slides over the curved surface of a semicircular fixed cylinder of radius 'r', kept horizontally on the ground as shown in the figure. At what height from the ground would the body lose contact with the surface
Answer: Option A
:
A
Let normal reaction makes an angle θfrom vertical, then v2=2gr(1−cosθ) and mv2r=mgcosθ ⇒height from ground h=2r3
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:
A
Let normal reaction makes an angle θfrom vertical, then v2=2gr(1−cosθ) and mv2r=mgcosθ ⇒height from ground h=2r3
Was this answer helpful ?
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