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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.
Related Questions: - A body of mass 2 kg is moved by a force F=3x where x is the distance covered.
- A bimetallic strip consists of metals X and Y. It is mounted rigidly at the base as shown
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
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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 body of mass 2 kg is moved by a force F=3x where x is the distance covered.
- A bimetallic strip consists of metals X and Y. It is mounted rigidly at the base as shown
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
- Two spherical conductors A and B of radii 1 mm and 2 mm are separated by a distance
- A ray of light is incident at an angle of incidence i, on one face of a prism
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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