When we pluck the wire of a sitar, the waves produced in the wire are
longitudinal
transverse
sometimes longitudinal and sometimes transverse
electromagnetic
On the surface of the moon, a clock will
run slow
run fast
remain stationary
nothing can be decided
The distance between a compression and the next rarefaction in a longitudinal wave is
λ
2λ
A man shouts and hears the echo of sound from a distant hill after 1.4 s. What is the distance of hill from man? Velocity of sound in air is 340 m/s.
238 m.
23.8 m.
2380 m.
None of these.
What enables one to distinguish the sound of two musical instruments even if they are of the same pitch and same loudness.
Noise
Quality
Pitch
None of these
A certain sound has a frequency of 256 Hz and wavelength of 1.3 m. What difference would be felt by a listener between above sound travelling at 332.8 ms-1 speed and another sound travelling at same speed, but of wavelength 2.6 m?
First will be shriller than second sound .
Second will be shriller than first sound .
First will be graver than second sound .
None of these .
An echo will be heard if the minimum distance between the source of sound and the obstacle is
1 m
10 m
15 m
17 m
The quantity of intensity of sound wave is
Subjective
Objective
Scalar
In which of the following medium will sound travel the fastest?
solid
liquid
both solid and liquid
gas
What enables one to distinguish two sound of same loudness, but of different frequencies.
Loudness
Sound
