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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 person can see clearly objects only when they lie between 50 cm and 400 cm from
- A particle moves in xy plane according to the equation x = 4t² + 5t + 16 and y = 5t
- A bar magnet of magnetic moment M is placed at right angles to a magnetic
- For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C.
- The work done in rotating a magnetic of magnetic moment 2 A-m² in
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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