Which of the following mentioned below can hear infrasonic sound or infrasound?
Rhinoceros
Bat
Rat
Dog
Rhinoceros produce and hear infrasonic sound or infrasound having frequencies less than 20 Hz.
One of the following can hear infrasound. This one is
(a) dog
(b) bat
(c) rhinoceros
(d) humans
One of the following can hear infrasound. This one is :
(a) dog (b) bat (c) rhinoceros (d) humans
Complete the following sentences :
(a) An average person can hear sound of frequencies in the range ___ to ___.
(b) Ultrasound is of frequency ___ .
(c) Infrasonic sound is of frequency ___ .
(d) Bats can produce and hear ___ sound.
(e) Elephants produce ___ sound.