Quiz on Physics Set 232

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Quiz on Physics Set 232 :

Question 1 : 

Metal are good conductors because
A. They contain free electrons
B. The molecules in them are very close to each other
C. The molecules in them collide very freely
D. They contain reflecting surface

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Correct Ans: Option A

Question 2 : 

For harder X -rays
A. The wavelength is higher
B. The intensity is higher
C. The frequency is higher
D. None of the above

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Correct Ans: Option C

Question 3 : 

Which one of the following explains that all the galaxies are receding from us
A. White dwarfs
B. Neutrons stars
C. Black holes
D. Red shift

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Correct Ans: Option D

Question 4 : 

The Doppler's effect is applicable for
A. Light wave
B. Sound wave
C. Space wave
D. Both (a) and (b)

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Correct Ans: Option D

Question 5 : 

X- rays were discovered by
A. Roentgen
B. Becquerel
C. Curie
D. Van lane

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Correct Ans: Option A

Question 6 : 

Ultrasonic waves are those waves which
A. Human beings cannot hear
B. Human beings can hear
C. Have high velocity
D. Have large amplitude

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Correct Ans: Option A

Question 7 : 

Resonance is a special case of
A. Forced vibration
B. Natural vibration
C. Damped vibration
D. None of these

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Correct Ans: Option A

Question 8 : 

Mechanical waves
A. Are longitudinal only
B. Transverse only
C. Can be both longitudinal and transverse
D. None of the above

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Correct Ans: Option C

Question 9 : 

Ultrasonic waves can be detected by
A. Telephone
B. Hebb's method
C. Kundt's tube
D. Quincke's tube

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Correct Ans: Option C

Question 10 : 

Decibel is a
A. Musical note
B. Musical instrument
C. Unit of intensity
D. Unit of energy

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Correct Ans: Option C

Quiz Summary

Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Physics
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