Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Physics Dual Nature: Photon and Matter Waves The Photoelectric Effect
Photoelectric effect occurs only if
1
Frequency of incident light is lesser than threshold frequency
2
Frequency of incident light is greater than threshold frequency
3
Frequency of incident light is equal to threshold frequency
4
More than one of the above
5
None of the above