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Photons of energy 6 eV are incident on a metal surface whose work function is 4 eV. The minimum kinetic energy of the emitted photo-electrons will be
Options
(a) 0 eV
(b) 1 eV
(c) 2 eV
(d) 10 eV
Correct Answer:
0 eV
Explanation:
Minimum kinetic energy is always zero, when the photon loses its energy by collision.
Related Questions: - An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
- A string is stretched between fixed points seperated by 75 cm. It is observed
- Which of the following, is a vector quantity?
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
- In a water fall, the water falls from a height of 100 m. If the entire kinetic energy
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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