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The threshold wavelength for photoelectric effect of a metal is 6500 Å. The work function of the metal is approximately
Options
(a) 0.1 eV
(b) 1 eV
(c) 2 eV
(d) 3 eV
Correct Answer:
2 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
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the focal length of objective lens is increased, then magnifying power of
- The work of 146 kJ is performed in order to compress one kilo mole fo gas adiabatically
- A bullet comes out of the barrel of gun of length 2m with a speed of 800 m/s
- A proton and an alpha particle both enter a region of uniform magnetic field B,
- Maximum velocity of the photoelectron emitted by a metal is 1.8×10⁶ ms⁻¹.
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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