Stationary wave is formed by
A). A transverse wave superposing a longitudinal wave
B). Two waves of the same speed superposing
C). Two waves of same frequency travelling in the same direction
D). Two waves of same frequency travelling in the opposite direction
Two waves of same frequency travelling in the opposite direction
Stationary wave is formed by two waves of same frequency travelling in the opposite direction.
1. Energy of Ultraviolet rays is great than
2. One Kilowatt hour is equal to -
3. The sensation of weightlessness in a spacecraft in an orbit is due to the
4. Why two thin shirts can keep us warmer than a single thick shirt in winter ?
8. Blowing Air with open pipe is an example of :