List of top Physics Questions on Light asked in Bihar Board XII

If two converging lenses of equal focal length \(f\) are kept in contact, then the focal length of the combination will be
Power of a convex lens is 2 dioptre. Its focal length will be
Which of the following is used to reduce chromatic aberration in lenses?
In polarised light the angle between plane of vibration and plane of polarization is
In the phenomenon of photoelectric emission, on increasing the intensity of incident light, the photoelectric current
The wavelength of de Broglie wave associated with any moving particle does not depend on
The formula of kinetic mass of photon is
Two light waves of equal amplitude and equal wavelengths are superimposed. The amplitude of the resultant wave will be maximum when phase difference between them is