In a photoelectric experiment, frequency f = 1.5f0 (f0 : threshold frequency). If the frequency of light is changed to f/2, then photocurrent becomes (intensity of light has doubled)

Kindly go through the solution Since f 2 < f 0 <!- [if gte mso 9]><xml> </xml><! [endif]->->current = 0

In a photoelectric experiment, frequency f = 1.5f0 (f0 : threshold frequency). If the frequency of light is changed to f/2, then photocurrent becomes (intensity of light has doubled)

Zero

Doubled

Same

Thrice

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Photoelectric Effect Dual Nature of Radiation and Matter Physics Class 12th

In a photoelectric experiment, frequency f = 1.5f₀ (f₀ : threshold frequency). If the frequency of light is changed to f/2, then photocurrent becomes (intensity of light has doubled)

Option 1 -

Zero

Option 2 -

Doubled

Option 3 -

Same

Option 4 -

Thrice

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1 Answer

Answered by

alok kumar singh | Contributor-Level 10

a week ago

Correct Option - 1

Detailed Solution:

Kindly go through the solution

Since $\frac{f}{2} < f_{0}$

->current = 0

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Case I :- $2 ? - ? = \frac{1}{2} m v_{1}^{2} . . . . . . . . (i)$

Case II :- $10 ? - ? = \frac{1}{2} m v_{2}^{2} . . . . . . . . (i i)$

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In a photoelectric experiment, frequency f = 1.5f₀ (f₀ : threshold frequency). If the frequency of light is changed to f/2, then photocurrent becomes (intensity of light has doubled)

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