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The work function for metals A,B abd C are respectively 1.92 eV, 2.0 eV and 5 eV. According to Einstein’s equation the metals which will emit photoelectrons for a radiation of wavelength 4100 Å is/are
Options
(a) None
(b) A only
(c) A and B only
(d) All the three metals
Correct Answer:
A and B only
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
- The ratio of longest wavelength corresponding to Lyman and Blamer series
- In Moseley’s law √ν=a(z-b), the values of the screening constant for K-series
- Two wires of equal length and equal diameter and having resistivities ρ₁ and ρ₂
- A dust packet is dropped from 5th storey of a multi-storeyed building
- The mass of a ⁷₃ Li nucleus is 0.042 u less than the sum of the masses of all its nucleons
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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