What is the unit for frequency?

What is the SI unit for frequency?

Longest wavelength will have

Knocking off electron from a metal is called

If electrons in an atom have the lowest possible energies, then it is in

What is meant by frequency?

A line spectrum is produced when an electron moves from higher energy level to a

Which of the following radiations is not a part of the EM spectrum

What is the equation for calculating a wavelength?

The energy of a photon or quantum is related to its

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