Electromagnetic Waves Quiz 2

Out of the X-rays, microwaves, ultra-violet rays, the shortest frequency wave is …………

The part of electromagnetic spectrum used in operating radar is …………

The correct sequence of descending order of wavelength values of the given radiation source is ………

The nuclei of atoms of radioactive elements produce ……………

The electronic transition in atom produces

Maxwell’s equation involving $\frac{d}{dt} \overrightarrow B$ is obtained-from:

The dimensions of $\int\overrightarrow E . \overrightarrow {dl} = \triangle V$ are identical to that of:

Which of the following laws was modified by Maxwell by introducing the displacement current?

Displacement current is always :

Displacement current is due to: