Two communicating vessels contain mercury. The diameter of one vessel is times larger than the diameter of the other. A column of water of height is poured into the left vessel. The mercury level will rise in the right-hand vessel ( = relative density of mercury and = density of water) by

a) |
b) |
c) |
d) |

Two communicating vessels contain mercury. The diameter of one vessel is times larger than the diameter of the other. A column of water of height is poured into the left vessel. The mercury level will rise in the right-hand vessel ( = relative density of mercury and = density of water) by

a) |
b) |
c) |
d) |

1 Answer

127 votes

**(b)**

If the level in narrow tube goes down by then in wider tube goes up to

Now,

Now, pressure at point pressure at point

(As )

127 votes

127