Advertisements
Advertisements
प्रश्न
The smoke from the gun barrel is seen 2 second before the explosion is heard. If the speed of sound in air is 350 ms-1, calculate the distance of observer from the gun.
Advertisements
उत्तर
The distance of observer from the gun = speed of sound x time taken for the explosion
= 350 x 2 = 700m
APPEARS IN
संबंधित प्रश्न
What are wavelength, frequency, time period and amplitude of a sound wave?
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium.
Distinguish between loudness and intensity of sound.
'Note' is a sound :
What is approximate value of the speed of sound in iron as compared to that in air? Illustrate your answer with a simple experiment.
A person fires a gun and other boy at a distance hears the sound of the fire 2.5 s after seeing the flash. If the speed of sound in air is 330 ms-1, find the distance between the boys.
Define one hertz.
High-frequency sounds that cannot be heard by you are called _______.
Name three animals which can hear ultrasonic vibrations.
Find the odd one out.
