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


13.
Which of the following factors does NOT affect the pressure in a liquid?
A.
Depth
B.
Density
C.
Gravity
D.
Shape of the container
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ANSWER :
D. Shape of the container
14.
A U-tube contains two immiscible liquids. The liquid with higher density will have:
A.
Higher column height
B.
Lower column height
C.
Equal heights
D.
Zero pressure
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ANSWER :
B. Lower column height
15.
What is the pressure at a depth of 10m in water? (Density of water = 1000 kg/m³, g = 9.8 m/s²)
A.
98000 Pa
B.
49000 Pa
C.
19600 Pa
D.
10000 Pa
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ANSWER :
A. 98000 Pa
16.
An open tank contains water up to a height of 2 m. A hole with a cross-sectional area of 2 mm² is present near the bottom. What is the approximate rate of flow of water through the hole? (Given: g = 10 m/s²)

NEET - 2019

A.
12.6 × 10⁻⁶ m³/s
B.
8.9 × 10⁻⁶ m³/s
C.
2.23 × 10⁻⁶ m³/s
D.
6.4 × 10⁻⁶ m³/s
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ANSWER :
A. 12.6 × 10⁻⁶ m³/s
17.
Which liquid exerts the highest pressure at the same depth?
A.
Water
B.
Oil
C.
Mercury
D.
Alcohol
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ANSWER :
C. Mercury
18.
Which instrument is used to measure liquid pressure?
A.
Barometer
B.
Thermometer
C.
Hygrometer
D.
Pycnometer
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ANSWER :
A. Barometer