Question

A water tank of 2m x 2m x 2m is kept on the roof of a house. A pipe having diameter 14cm is fitterd down 15 metres from the bottom of the tank. Now calculate the pressure exerted by water at the bottom of the pipe.

Answer 1

Answer:

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Class 11

>>Physics

>>Mechanical Properties of Fluids

>>Variation of Pressure With Depth

>>Calculate the pressure exerted by water

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Calculate the pressure exerted by water at the bottom of a lake of depth 6m. (Density of water =1000kg m

−3

, g=10ms

−2

).

Easy

Solution

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Correct option is A)

Hydrostatic pressure = ϱgh

given ϱ=10

3

kg/m

3

1g=10ms

−2

,h=6m

Pressure = 10

3

m

3

kg

×10

s

2

m

×6

= 60000 P

a