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Gate Physics Previous Year Papers. We covered all the Gate Physics Previous Year Papers in this post for free so that you can practice well for the exam.
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Gate Physics Previous Year mcqs for Students
Which factor must be altered to modify the timbre (quality) of sound produced by a musical instrument?
a) Pitch
b) Amplitude
c) Loudness
d) Number of overtones
Option d – Number of overtones
Which of the following associations is incorrect?
a) Pitch – Frequency
b) Quality – Waveform
c) Loudness – Intensity
d) Intensity – Velocity
Option d – Intensity – Velocity
In an orchestra, how are musical sounds from different instruments identified as distinct from each other?
a) Pitch
b) Loudness
c) Quality
d) Overtones
Option c – Quality
Decibel refers to
a) A musical instrument
b) Wavelength of noise
c) A musical note
d) measurement of sound loudness
Option d – measurement of sound loudness
A person can be identified by their voice even when hidden behind a Solid wall because the voice
a) Has a specific pitch
b) Has a specific loudness
c) Has a specific quality
d) Can pass through the wall
Option c – Has a specific quality
The loudness of a sound mainly depends on
a) Pitch
b) Speed
c) Amplitude
d) Wavelength
Option c – Amplitude
Which of the following sounds has the highest pitch?
a) Noise
b) Music
c) Sharp sound
d) Harsh sound
Option c – Sharp sound
The SI unit of sound wave intensity is
a) J m²/s
b) J/s m²
c) J m/s²
d) J·s·m²
Option b – J/s m²
When the same note is played on a sitar and a veena, they differ in
a) Pitch
b) Quality
c) Both pitch and quality
d) Neither pitch nor quality
Option b – Quality
If the amplitude of a sound wave is doubled while its frequency is reduced to one-fourth, the sound intensity at the same point will be
a) Increased by a factor of 2
b) Decreased by a factor of 2
c) Decreased by a factor of 4
d) Remain unchanged
Option c – Decreased by a factor of 4
Two sound waves in air have wavelengths of 80/195 m and 80/193 m. Each produces 5 beats per second with a third note of fixed frequency. What is the speed of sound in air?
a) 300 m/s
b) 340 m/s
c) 375 m/s
d) 400 m/s
Option d – 400 m/s
The pitch of a musical sound depends on
a) Amplitude
b) Wavelength
c) Frequency
d) Velocity
Option c – Frequency
We covered all the gate Physics previous year papers above in this post for free so that you can practice well for the exam.
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Also, check out:
- A New Approach to ICSE Physics Class 9
- A New Approach to ICSE Physics Class 10 Solutions
- A New Approach to ICSE Physics Class 10
