Advertisements
Advertisements
Question
State two factors on which the speed of a wave travelling in a medium depends.
Advertisements
Solution
The density and elasticity of a medium determine a longitudinal wave's speed in that medium. `(i.e. V = sqrt(E//d))`
APPEARS IN
RELATED QUESTIONS
What is a stethoscope ? Name the principle on which a stethoscope works.
Write the approximate value of the speed of sound in iron.
How are bats able to fly in the dark?
What do you understand by the ‘Echolocation system of Dolphins’?
What are fishing boats?
State two factors on which the natural frequency of a body depends.
(i) A man stands at a distance of 68 m from a cliff and fires a gun. After what time interval will he hear the echo, if the speed of sound in air is 340 ms−1?
(ii) If the man had been standing at a distance of 12 m from the cliff would he have heard a clear echo?
