List of top Physics Questions on Particle Nature Of Light: The Photon asked in AIIMS BSc Nursing

If the work function of a metal is \(1.2\,eV\) and the stopping potential is \(1.8\,V\), find the frequency of incident light on the metal surface.

Stopping potential is \(2.5\,V\) for light of wavelength \(400\,nm\). Find the work function of the metal.