Q. Assertion :If the frequency of the incident light on a metal surface is doubled, the kinetic energy of emitted electrons is more than doubled
Reason: The metal will provide additional energy to the emitted photoelectron for light of higher frequency than that for lower frequency

 5540  215 Dual Nature of Radiation and Matter Report Error

Solution:

Correct answer is (a) If both assertion and reason are true and reason is the correct explanation of assertion