If the earth shrinks such that its mass does not change but radius decreases to one quarter of its original value then one complete day will take |
|||||||

a) |
96 h |
b) |
48 h |
c) |
6 h |
d) |
1.5 h |

If the earth shrinks such that its mass does not change but radius decreases to one quarter of its original value then one complete day will take |
|||||||

a) |
96 h |
b) |
48 h |
c) |
6 h |
d) |
1.5 h |

1 Answer

127 votes

**(d)**

We know that angular momentum of spin

By the conservation of angular momentum

h

127 votes

127