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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
- Weber ampere per metre is equal to
- Equal charge q each are placed at the vertices AQ and B of an equilateral triangle
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
- A body covers 200 cm in the first 2 seconds and 220 cm in the next 4 seconds.
- A particle moving in a straight line covers half the distance with speed of 3 m/s
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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