Water is flowing through a tube of non-uniform cross-section. Ratio of the radius at entry and exit end of the pipe is 3:2. Then the ratio of velocities at entry and exit of liquid is |
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a) |
4 : 9 |
b) |
9 : 4 |
c) |
8 : 27 |
d) |
1 : 1 |

Water is flowing through a tube of non-uniform cross-section. Ratio of the radius at entry and exit end of the pipe is 3:2. Then the ratio of velocities at entry and exit of liquid is |
|||||||

a) |
4 : 9 |
b) |
9 : 4 |
c) |
8 : 27 |
d) |
1 : 1 |

1 Answer

127 votes

**(a)**

If velocities of water at entry and exit points are and , then according to equation of continuity

127 votes

127