choose the correct statement from the following.
An equiconvex lens is cut into two halves along (i)XOX′ and (ii)YOY′ as shown in the figure. Let f, f′ f” be the focal lengths of the complete lens, of each half in case (i), and of each half in case (ii), respectively, Choose the correct statement from the following
15
Nov
An equiconvex lens is cut into two halves along (i)XOX′ and (ii)YOY′ as shown in the figure. Let f, f′ f” be the focal lengths of the complete lens, of each half in case (i), and of each half in case (ii), respectively, Choose the correct statement from the following An equiconvex lens is cut [...]
Threshold wavelength of certain metal is lemda 0. A radiation of wavelength lemda < lemda 0 is incident on the plate. Then, choose the correct statement from the following.
14
Oct
Threshold wavelength of certain metal is lemda 0. A radiation of wavelength lemda < lemda 0 is incident on the plate. Then, choose the correct statement from the following. choose the correct statement from the following. Threshold wavelength of certain metal is lemda 0. A radiation of wavelength lemda < lemda 0 is incident on [...]