Advertisements
Advertisements
प्रश्न
Explain the terms 'crests' and troughs' of a wave? What type of waves consist of crests and troughs?
उत्तर
A transverse wave consists of crests and troughs.
The elevation or hump in a transverse wave is called crest. It is that part of the transverse wave in which all the medium particles are above the line of zero disturbance of the medium.
The depression or hollow in a transverse wave is called trough. It is that part of the transverse wave in which all the medium particles are below the line of zero disturbance of medium.
APPEARS IN
संबंधित प्रश्न
Write true or false for a given statement.
Sound can only be produced by vibrating bodies.
Write true or false for a given statement.
The frequency is measured in hertz.
Give a scientific reason.
If you were both on the moon, your friend will not be able to hear you call.
Select the correct option:
A part of the longitudinal wave in which particles of the medium are closer than the normal particles is called:
A bat emits an ultrasonic sound of frequency 0.25 MHz. Calculate the time in which one vibration is completed.
What is a longitudinal wave?
Name three animals which can hear ultrasonic vibrations.
Name two musical instruments which produce sound by vibrating strings.
The elastic property of medium is a factor of ______ medium.
