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The work function of metals is in the range of 2 eV to 5 eV. Find which of the following wavelength of light cannot be used for photoelectric effect? (Consider, planck constant=4×10⁻¹⁵ eVs, velocity of light =3×10⁸ ms⁻¹)
Options
(a) 510 nm
(b) 650 nm
(c) 400 nm
(d) 570 nm
Correct Answer:
650 nm
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
- A stone is dropped from a height h. It hits the ground with a certain momentum P. If the same stone is dropped from a height 100
- The specific charge of a proton is 9.6×10⁷ C/kg. The specific charge of an alpha particle
- A body is hangfing from a rigid support by an inextensible string of length
- The de-Broglie wavelength associated with an electron accelerated by a potential
- In the experiment for determination of velocity of sound in air,
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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