Advertisements
Advertisements
प्रश्न
Consider the statement given below and choose the correct option.
Assertion: When lightning strikes, the sound is heard a little after the flash is seen.
Reason: The velocity of light is greater than that of the sound.
पर्याय
Both assertion and reason are true and the reason is the correct explanation of assertion.
Both assertion and reason are true but reason is not the correct explanation of assertion.
Assertion is true but reason is false.
Assertion is false but reason is true.
Both Assertion and reason are false.
Advertisements
उत्तर
Both assertion and reason are true and the reason is the correct explanation of assertion.
APPEARS IN
संबंधित प्रश्न
How are the wavelength and frequency of a sound wave related to its speed?
Distinguish between loudness and intensity of sound.
What is loudness of sound? What factors does it depend on?
Distinguish between longitudinal and transverse waves.
When we change a feeble sound to a loud sound, we increase its :
Select the correct option:
A longitudinal wave consists of:
Select the correct option:
A part of the longitudinal wave in which particles of the medium are closer than the normal particles is called:
Sound travels in the form of ______.
The sound produced by a thunderstorm is heard 10 s after the lightning is seen. Calculate the approximate distance of the thunder cloud. (Given the speed of sound = 340 m s–1.)
