A.
The pressure at the bottom of a water tank is 4 p.
where P is atmospheric pressure. If water is drawn
3
th, then
5
out till the water level decreases by
pressure at the bottom of the tank is
3 P.
(1)
(2)
7 P.
6
8
11P
9P
(3)
(4)
5
4
Answers
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