Sound

Sound
The characteristic of sound by which we distinguish between shrill and grave sound is
frequency
loudness
pitch
quality
Author: rikazzz Comment
Everyday Science
The speed of sound in air is
343ms^-1
343ms^-2
341ms^-1
250ms^-1
Author: rikazzz Comment
Sound
The scale to measure the intensity level of sound is called
vector scale
measuring ruler
bel scale
decibel scale
Author: rikazzz Comment
Sound
The characteristic of sound by which we can distinguish between two sounds of same loudness and pitch is known as
loudness
pitch
quality
intensity
Author: rikazzz Comment
Sound
Sound which has Jarring effect on ears is
Noise
Music
pleasant sound
soul music
Author: rikazzz Comment
Everyday Science
Sound waves cannot pass through
air
vacuum
solid
liquid
Author: rikazzz Comment
Sound
Soft materials absorb a large amount of
heat energy
light energy
electromagnetic waves
sound energy
Author: rikazzz Comment
Sound
A normal conversation have sound intensities of 3×10^-6Wm^-2. The decibel level for the intensity is
50 dB
64.8 dB
70.5 dB
48.8 dB
Author: rikazzz Comment
Sound
The loudness and amplitude of sound varies
directly
inversely
Not related
proportionally
Author: rikazzz Comment
Sound
The area and loudness are
inversely related
directly related
not related at all
inversely proportional
Author: rikazzz Comment

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