question_answer

Directions: contain Statement-1 and Statement-2

Of the four choices given after the statements, choose the one that best describes the two statements.

Statement-1: When ultraviolet light is incident on a photocell, its stopping potential is\[{{V}_{0}}\]and the maximum kinetic energy of the photoelectrons is\[{{K}_{max}}\]. When the ultraviolet light is replaced by X-rays, both\[{{V}_{0}}\]and\[{{K}_{max}}\] increase -

Statement-2: Photoelectrons are emitted with speeds ranging from zero to a maximum value because the range of frequencies present in the incident light.      [AIEEE 2010]

A) Statement-1 is true, Statement-2 is false.

B) Statement-1 is true, Statement-2 is true; Statement-2 is the correct explanation of Statement-1

C) Statement-1 is true, Statement-2 is true; Statement-2 is not the correct explanation of Statement-1.

D) Statement-1 is false, Statement-2 is true.