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 |

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 |

1 Answer - 5876 Votes

3537

**(a)**

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