If pressure at half the depth of a lake is equal to pressure at the bottom of the lake than what is the depth of the lake?

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Questions Match

1.
If pressure at half the depth of a lake is equal to pressure at the bottom of the lake than what is the depth of the lake?

1. 10 m2. 20 m3. 50 m4. 30 m

2.
The pressure at the bottom of a tank containing a liquid does not depend on

1. Acceleration due to gravity2. Height of the liquid column3. Area of the bottom surface4. Nature of liquid

3.
Why the dam of water reservoir is thick at the bottom?

1. Quantity of water increases with depth2. Density of water increases with depth3. Pressure of water increases with depth4. Temperature of water increases with depth

4.
Water is flowing through a horizontal pipe of non-uniform cross-section. At the extreme narrow portion of the pipe, the water will be

1. Maximum speed and least pressure2. Maximum pressure and least speed3. Both speed and pressure are maximum4. Both speed and pressure are least

5.
Two liquids of densities ρ₁ & ρ₂ and coefficients of viscosity η₁ & η₂ are found to flow through a capillary tube at the same rate. What is the ratio of ?

1. 2. ρ1ρ23. 4.

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If pressure at half the depth of a lake is equal to  pressure at the bottom of the lake than what is the depth of the lake?