Effect of Gravity on Fluid Pressure and Pressure Due to a Fluid Column NEET Questions

Physics - Properties of Solids and Liquids

Effect of Gravity on Fluid Pressure and Pressure Due to a Fluid Column MCQ Questions


1.
The pressure at a certain depth in a liquid depends on:
A.
Density of the liquid
B.
Acceleration due to gravity
C.
Depth of the liquid
D.
All of these
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ANSWER :
D. All of these
2.
The pressure exerted by a liquid column of height h is given by:
A.
P = hρg
B.
P = hg
C.
P = h/(ρg)
D.
P = (h/ρ)g
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ANSWER :
A. P = hρg
3.
If the depth of a liquid is doubled, the pressure at that point will:
A.
Become half
B.
Remain same
C.
Double
D.
Become four times
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ANSWER :
C. Double
4.
If acceleration due to gravity on the Moon is (1/6)th of that on Earth, then the pressure at the same depth in a fluid on the Moon will be:
A.
6 times
B.
1/6 times
C.
Same
D.
Zero
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ANSWER :
B. 1/6 times
5.
A swimmer dives to a depth of 20 meters in a lake. What is the approximate pressure experienced at this depth? (Given: density of water = 1000 kg/m³, g = 10 m/s², atmospheric pressure = 10⁵ Pa)

NEET - 2016

A.
1 atm
B.
2 atm
C.
3 atm
D.
4 atm
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ANSWER :
C. 3 atm
6.
The SI unit of pressure is:
A.
Pascal
B.
Joule
C.
Newton
D.
Torr
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ANSWER :
A. Pascal