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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 resultant of two forces, one double the other in magnitude, is perpendicular
- A tuning fork vibrates with 2 beats in 0.04 second. The frequency of the fork is
- A radiation of energy ‘E’ falls normally on a perfectly reflecting surface
- An air core solenoid has 1000 turns and is one meter long. Its cross sectional area
- A string in musical instrument is 50 cm long and its fundamental frequency is 800 Hz.
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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