Photoelectric effect demonstrate_____ nature of radiation.

Photoelectric effect demonstrate wave nature of radiation. (True/ false)

Given instructions same as in chapter 1. Assertion: Photoelectric effect demonstrates the particles nature of light. Reason:The number of photoelectrons is proportional to the frequency of light.

Discuss dual nature of radiations.

What is photoelectric effect?

Given instructions same as in chapter 1. Assertion: For photoelectric effect to take place, the frequency of incident of incident radiations should be more than threshold frequency of a given metal Reason: 1/2 mv^2=h(v-v_0) .