When crest of one wave falls over the trough of the other wave this phenomenon is known as________________?

Related Mcqs:

Which one of the following properties of light does not change with the nature of the medium ?

A. velocity B. wavelength C. amplitude D. frequency...

In the shadow of a ball the central portion appears bright that happens due to_________________?

A. Interference B. Diffraction C. Polarization D. Refraction...

Which is not optically active ?

A. sugar B. tartaric acid C. water D. sodium chlorate...

Light reaches the earth form sun in nearly____________________?

A. 15 minutes B. 10 minutes C. 8 minutes D. 8 minutes 30 seconds...

A thing that emits its own light is___________________?

A. luminous B. non-luminous C. incandescent D. bright...