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GRB Physics Class 12. We covered all the GRB Physics Class 12 in this post for free so that you can practice well for the exam.
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- Nageen Prakashan Physics Class 12
- Physics Question Bank Solution Class 12
- Important Questions for Class 12 Physics with Answers State Board
GRB Physics Class 12 Mock test for Students
Which of the following produces sound with the highest pitch?
a) Mosquito
b) Donkey
c) Lion
d) Man
Option a – Mosquito
Trained Indian classical singers usually avoid harmonium accompaniment because
a) The intensity of harmonium notes is very high
b) The notes of the harmonium are excessively shrill
c) The harmonium follows the diatonic scale
d) The harmonium is tuned to the tempered scale
Option d – The harmonium is tuned to the tempered scale
When we listen to a sound, its source can be recognized mainly due to the
a) Presence of overtones in the sound
b) Wavelength of the sound
c) Amplitude of the sound
d) Intensity of the sound
Option a – Presence of overtones in the sound
Which of the following sounds can be categorized as noise?
a) Gunshot
b) Ticking of a clock
c) Thunder
d) All of the above
Option d – All of the above
Which of the following can be considered a musical sound?
a) Buzzing of bees
b) Chirping of birds
c) sound produced by a harmonium
d) All of the above
Option d – All of the above
The quality (timbre) of a musical note depends on
a) Amplitude
b) Frequency
c) Wavelength
d) Number of harmonics present
Option d – Number of harmonics present
The loudness of a sound note is
a) Directly proportional to the amplitude of the wave
b) Directly proportional to the square of the amplitude of the wave
c) Inversely proportional to the square root of the amplitude
d) Inversely proportional to the amplitude
Option b – Directly proportional to the square of the amplitude of the wave
The difference between the voice of a lion and a mosquito is mainly because
a) Their body sizes are different
b) Their sounds travel at different speeds
c) Their sounds have different pitches
d) Their sounds have different phases
Option c – Their sounds have different pitches
Among the following, the sound with the lowest pitch is produced by
a) A boy
b) A lion
c) A man
d) A mosquito
Option b – A lion
The voice of a female generally has
a) Higher pitch than a male voice
b) Lower pitch than a male voice
c) Same pitch as a male voice
d) No pitch
Option a – Higher pitch than a male voice
We covered all the grb Physics Class 12 above in this post for free so that you can practice well for the exam.
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Also, check out:
- Nageen Prakashan Physics Class 12
- Physics Question Bank Solution Class 12
- Important Questions for Class 12 Physics with Answers State Board
