Quiz on Physics Set 79

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Quiz on Physics Set 79 :

Question 1 :

Magnetic keepers are used to protect magnets from
A. Earth's magnetic field
B. Effect of other magnets
C. Demagnetization due to heating
D. Self-demagnetization

Correct Ans: Option D

Question 2 :

Which among the following is the fundamental quantity ?
A. Volume
B. Time
C. Velocity
D. Force

Correct Ans: Option B

Question 3 :

A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance
A. Will increase
B. Will decrease
C. Does not change
D. Varies with the increase of depth of the immersion of the iron piece

Correct Ans: Option A

Question 4 :

1 amu is equivalent to
A. 1 eV
B. 931 eV
C. 931 KeV
D. 931 MeV

Correct Ans: Option D

Question 5 :

1 m/s equals ________ km/hr
A. 5/16
B. 16/5
C. 18/5
D. 5/18

Correct Ans: Option C

Question 6 :

The time period of a seconds pendulum is
A. 1 second
B. 2 seconds
C. 0.5 second
D. 1.5 second

Correct Ans: Option B

Question 7 :

One billionth of a second is called
A. Microsecond
B. Picoseconds
C. Millisecond
D. Nanosecond

Correct Ans: Option D

Question 8 :

Which one of the following is the value of one nanometer?
A. 10^-7 cm
B. 10^-6 cm
C. 10^-4 cm
D. 10^-3 cm

Correct Ans: Option A

Question 9 :

If the length of a simple pendulum is halved then its period of oscillation is
A. Doubled
B. Halved
C. Increased by a factor 2
D. Decreased by a factor 2

Correct Ans: Option D

Question 10 :

An ordinary clock loses time in summer. This is because
A. The length of the pendulum decreases and time period decreases
B. The length of the pendulum increases and time period increases
C. The length of the pendulum increases and time period decreases
D. The length of the pendulum decreases and time period increases

Correct Ans: Option B

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [D],     Q.2 [B],     Q.3 [A],     Q.4 [D],     Q.5 [C],     Q.6 [B],     Q.7 [D],     Q.8 [A],     Q.9 [D],     Q.10 [B],    


Total Questions: 10
Your score:
Subject: Physics
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