1.

The flash of lightening is seen much before we hear the thunder because

Answer»

the SPEED of LIGHT is more than the speed of sound.
the speed of sound is more than the speed of light.
the speed of light is EQUAL to the speed of sound.
the speed of sound is more in VACUUM than in air.

Solution :The lightning is seen much before we HEAR the thunder because the speed of light is more than the speed of the sound in a given medium.


Discussion

No Comment Found