CBSE IX Physics Sound
Q. What is the exact speed of sound ??????????
And
Q. what is the exact speed of light ???????????
Among both who is fast sound or light and why..........give answer in breif and tell the speed of sound and light with their units...........??????????
CBSE IX Physics Sound
Find the distance of cloud from you when you hear a thunder 3 seconds after the lightning is seen. Given speed of light =3x108 m/sec, speed of sound = 330m/sec. Also draw the figure.
Find the distance of cloud from you when you hear a thunder 3 seconds after the lightning is seen. Given speed of light =3x108 m/sec, speed of sound = 330m/sec. Also draw the figure.