List of top Physics Questions on Atomic Structure asked in CUET (UG)

The distance estimation for which ray optics is a good approximation for an aperture of \(3\ \text{mm}\) and wavelength \(300\ \text{nm}\) would be:

The transfer of integral number of ________ is one of the evidence of quantisation of electric charge. Fill in the blank with the correct answer from the options given below.