Question

Light of wavelength ‘λ’ which is less than threshold wavelength is incident on a photosensitive

material. If incident wavelength is decreased so that emitted photoelectrons are moving with

same velocity then stopping potential will

A) increase
B) decrease
C) be zero
D) become exactly half​

Answer 1

Answer:

Explanation:

Light of wavelength ‘λ’ which is less than threshold wavelength is incident on a photosensitivematerial. If incident wavelength is decreased so that emitted photoelectrons are moving withsame velocity then stopping potential will

Answer 2

Answer:

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Explanation:

C) be zero is the answer