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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
- Two closed organ pipes when sounded simultaneously give 4 beats/second.
- The wing span of an aeroplane is 20 m. It is flying in a field where the vertical
- An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change
- The angular momentum of an electron is J. The magnitude of the magnetic moment
- The decreasing order of wavelength of infrared, microwave, ultraviolet and gamma
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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