" Matter waves "

Which of the following statement is not correct? (1) All electromagnetic radiations travel with the same velocity (2) Matter waves generally have velocity less than electromagnetic waves (3) Matter waves are emitted by material particles (4) Electromagnetic waves are associated with electric and magnetic fields but matter waves are not.

Electromagnetic wave is a kind of - (A) Matter wave (B) Stationary wave (C) Longitudinal wave (D) Progressive wave

Define matter wave

Is matter wave an electromagnetic wave?

Is matter wave an electromagnetic wave?

Frequency of matter wave is equal to

Matter wave and radiation pressure

The wavelength of the matter wave is independent of