Force and Pressure UPSC Questions

Physics

Force and Pressure MCQ Questions


1.
In science, a push or pull on the object is called
A.
Force
B.
Sound
C.
Light
D.
Heat
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ANSWER :
A. Force
2.

Which of the following is correct
(i) Force applied on the object in the same direction does not add to one another
(ii) If the two forces act in the opposite directions on an object, the net force acting on it is the difference between the two forces
(iii) A force may bring a change in the state of motion of an object.

A.

(i) only

B.

(ii) only

C.

(i) and (ii)

D.

(ii) and (iii)

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ANSWER :

D. (ii) and (iii)

3.
The strength of a force is usually expressed by its
A.
Amplitude
B.
Magnitude
C.
reflection
D.
None of the above
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ANSWER :
B. Magnitude
4.
Friction is a type of
A.
Contact force
B.
Non-contact force
C.
Electrostatic force
D.
Muscular force
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ANSWER :
A. Contact force
5.
Gravity is
A.
Attractive force
B.
Repulsive force
C.
Both Attractive and Repulsive
D.
Not a force
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ANSWER :
A. Attractive force
6.
Which of the following is proper example(s) to explain that force on an object may change its shape
A.
A ball of dough rolled into chapati
B.
Pressing a rubber ball kept on table
C.
Making toy models using clay
D.
All the above
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ANSWER :
D. All the above