Visible part of electromagnetic spectrun consists of radiations having a wavelength in the range of

Visible radiation has wavelength

In which part of the electromagnetic spectrum, do the following radiations lie: (i) Having wavelength of 20 nm (ii) Having frequency of 10 MHz.

The electromagnetic spectrum consists of a continuous range of wavelengths and frequencies, form_________at the lowest frequency end to_____at the highest frequency end.

Visible light consists of rays with wavelengths in the approximate range of:

For LEDs to emit light in visible region of electromagnetic light it should have energy band gap in the range of