Q43.The time by a photoelectron to come out after the photon strikes is approximately (1) 10−1 s (2) 10−4 s (3) 10−10 s (4) 10−16 s
What This Question Tests
This question tests a fundamental conceptual aspect of the photoelectric effect: the instantaneous nature of photoelectron emission.
Concepts Tested
📚 NCERT Sections This Tests
11.3 — The Photoelectric Cut-Off Voltage In A Certain Experiment Is 1.5 V.
Physics Class 12 · Chapter 11
11.3 The photoelectric cut-off voltage in a certain experiment is 1.5 V. What is the maximum kinetic energy of photoelectrons emitted?
11.5 — In An Experiment On Photoelectric Effect, The Slope Of The Cut-Off Voltage
Physics Class 12 · Chapter 11
11.5 In an experiment on photoelectric effect, the slope of the cut-off voltage versus frequency of incident light is found to be 4.12 × 10–15 V s. Calculate the value of Planck’s constant.
12.5 — A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 · Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
📋 Question Details
- Chapter
- Dual Nature of Matter
- Topic
- Photoelectric effect
- Year
- 2006
- Shift
- Unknown
- Q Number
- Q43
- Type
- MCQ
- NCERT Ref
- Class 12 Physics Ch 11: Dual Nature of Matter
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