General Principles in the Working of Simple Pendulum, Simple Pulleys, Siphon NDA Questions

NDA Physics

General Principles in the Working of Simple Pendulum, Simple Pulleys, Siphon MCQ Questions


7.
For a simple pendulum, the maximum kinetic energy occurs
A.
At the highest point
B.
At the mean position
C.
At the lowest point
D.
During the entire motion
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ANSWER :
B. At the mean position
8.
The motion of a simple pendulum is an example of which type of motion?
A.
Linear motion
B.
Rotational motion
C.
Oscillatory motion
D.
Random motion
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ANSWER :
C. Oscillatory motion
9.
What is the unit of the time period of a simple pendulum?
A.
Seconds
B.
Meters
C.
Newtons
D.
Joules
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ANSWER :
A. Seconds
10.
How does the mass of the bob affect the time period of a simple pendulum?
A.
Increases the time period
B.
Decreases the time period
C.
Has no effect
D.
Doubles the time period
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ANSWER :
C. Has no effect
11.
In a simple pendulum, at what point is the potential energy maximum?
A.
At the mean position
B.
At the extreme positions
C.
At half the swing
D.
At equilibrium
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ANSWER :
B. At the extreme positions
12.
What happens to the frequency of a simple pendulum if its length is increased?
A.
Frequency increases
B.
Frequency decreases
C.
Frequency remains the same
D.
Frequency doubles
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ANSWER :
B. Frequency decreases