Sound
MCQsQ1: In dholak sound is produced due to ...
(a) stretched membrane
(b) stretched strings
(c) air column
(d) vibration of air
Q2:The pitch of sound depends on the __________ of the vibrating body.
(a) amplitude
(b) noise
(c) frequency
(d) medium of propagation
Q3: Speed of sound in solids is ______ the speed of sound in liquids.
(a) same as
(b) greater than
(c) less than
(d) sometimes greater and sometimes less than
Q4: The human ear can hear sounds having frequency in range ...
(a) between 200 - 20,000 Hz
(b) between 20 - 2000 Hz
(c) between 200 - 2000 Hz
(d) between 20 - 20,000 Hz
Q5: The time taken to complete ___ oscillation(s) is called time period.