Advertisements
Advertisements
Question
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.
Options
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
Solution
Both assertion and reason are true and the reason is the correct explanation of assertion.
APPEARS IN
RELATED QUESTIONS
What is sound ?
At 20°C, the minimum distance of a person from a sound reflecting surface to hear an echo is :
A medium is necessary for ______ of sound.
What is the SI unit of frequency?
Draw a curve showing density or pressure variations with respect to distance for a disturbance produced by sound. Mark the position of compression and rarefaction on this curve. Also, define wavelengths and time periods using this curve.
Vibrations in a body produce ______.
In which medium the speed of the sound is maximum?
Explain the types of mechanical waves.
The elastic property of medium is a factor of ______ medium.
Find the odd one out.
