Pick the odd one out giving reason
(a) Eardrum, oval window, multiple refraction, auditory nerves
(b) Sound, water, vacuum, Steel, air
(c) Amplitude of vibration, quantity of vibrating air, frequency, decibel
(d) Hearing loss, high blood pressure, physical pain, noise

Open in App

Solution

In :-
a. It is multiple refraction as others are the parts of the ear.
b. It is sound as others are mediums.
c. It is quantity of vibrating air as others determine the quality of a sound.
d. It is noise as others are consequences of noise pollution.

Suggest Corrections

Similar questions

State whether the following statements are true or false:

(a) Sound cannot travel in vacuum.

(b) The number of oscillations per second of a vibrating object is called its time-period.

(d) The lower the frequency of vibration, the higher is the pitch.

(e) If the amplitude of vibrations is doubled, the loudness of sound also gets doubled.

(f) When the amplitude of vibrations is halved, the loudness of sound becomes one-fourth.

(g) Unwanted or unpleasant sound is termed as music.

(h) Noise pollution may cause partial hearing impairment.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

Join BYJU'S Learning Program