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.
If the velocity head of stream of water is equal to 10 cm, find its speed of flow

1. 100 cm/s2. 110 cm/s3. 140 cm/s4. 50 cm/s

3.
If a simple harmonic oscillator has got a displacement of 0.02 and acceleration equal to 0.02 m/s² at any time, the angular frequency of the oscillator is equal to

1. 10 rads–12. 0.1 rads–13. 100 rads–14. 1 rads–1

4.
Two waves having the intensities in the ratio of 9 : 1 produce interference. The ratio of maximum to the minimum intensity, is equal to

1. 2 : 12. 4 : 13. 9 : 14. 10 : 8

5.
Given is equal to

1. 2. 3. 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?