# A cubical block of side  is moving with velocity  on a horizontal smooth plane as shown in Figure.It hits a ridge at point . The angular speed of the block after it hits is a) b) c) d) Zero

## Question ID - 100224 :- A cubical block of side  is moving with velocity  on a horizontal smooth plane as shown in Figure.It hits a ridge at point . The angular speed of the block after it hits is a) b) c) d) Zero

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(a)

Conserving angular momentum about (just before and just after) is

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 a) b) c) d)