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A light of wavelength 5000Å falls on a sensitive plate with photoelectric work function 1.90 eV. Kinetic energy of the emitted photoelectrons will be (given, h=6.62×10⁻³⁴ Js)
Options
(a) 0.1 eV
(b) 2 eV
(c) 0.58 eV
(d) 1.581 eV
Correct Answer:
0.58 eV
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Acceleration of a particle, executing SHM, at its mean position is
- The mass of a lift is 2000kg. When the tension in the supporting cable is 28000N, then its acceleration is
- The frequency of an alternating voltage is 50 cycles per second and its amplitude
- The friction of the air causes a vertical retardation equal to 10%
- An open knife edge of mass 200g is dropped from height 5m on a cardboard
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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