Pascal's Law and its Applications NEET Questions

Physics - Properties of Solids and Liquids

Pascal's Law and its Applications MCQ Questions


7.
What is the effect of pressure applied to a fluid in a closed container?
A.
It is transmitted equally in all directions
B.
It is reduced at the base
C.
It only affects the top surface
D.
It becomes zero
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ANSWER :
A. It is transmitted equally in all directions
8.
According to Pascal’s law, pressure change in a fluid:
A.
Decreases with height
B.
Increases with depth
C.
Is transmitted undiminished in all directions
D.
Only affects the surface
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ANSWER :
C. Is transmitted undiminished in all directions
9.
The unit of pressure in the SI system is:
A.
Joule (J)
B.
Newton (N)
C.
Pascal (Pa)
D.
Watt (W)
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ANSWER :
C. Pascal (Pa)
10.
Pascal’s law is applicable to:
A.
Open systems only
B.
Gases only
C.
Solids only
D.
Fluids in a closed system
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ANSWER :
D. Fluids in a closed system
11.
Which of the following principles is used in a car lift system?
A.
Boyle’s law
B.
Pascal’s law
C.
Charles’s law
D.
Avogadro’s law
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ANSWER :
B. Pascal’s law
12.
In a hydraulic lift, if a small piston exerts a force of 100 N over an area of 0.01 m², what is the force exerted by the large piston with an area of 1 m²?
A.
100 N
B.
1,000 N
C.
10,000 N
D.
10 N
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ANSWER :
C. 10,000 N