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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 plane electromagnetic wave of frequency 20 MHz travels through a space along
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
- Ohm’s law valid
- Two positive ions, each carrying a charge q, are separated by a distance d
- If R is the radius of earth, the height at which the weight of a body 1/4 of its weight
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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