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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
- A body projected vertically from the earth reaches a height equal to earth’s radius
- A solenoid of length l metre has self inductance L henry. If number of turns
- If alternating source of primary coil on transformer is replaced by a Laclanche cell
- A charge Q is uniformly distributed over a large plastic plate. The electric field
- A microscope is having objective of focal length 1 cm and eye-piece of focal length 6 cm.
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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