When a light wave is reflected from a mirror, there is a change in its
A). Frequency
B). Amplitude
C). Wavelength
D). Velocity
Amplitude
When a light wave is reflected from an object, it changes not only its amplitude but also its phase according to the properties of the object at a particular point. The velocity and momentum are just reversed in another direction.
1. Who gave the Theory of Relativity?
3. One Kilowatt hour is equal to -
4. While catching a ball a player pulls down his hands to lower the
5. Which one of the following is the value of one nanometer?
6. What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius
8. The word "Physics" comes from the Greek word