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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
- If alpha, beta and gamma rays carry same momentum, which has the longest
- A body of mass 4 kg is accelerated upon by a constant force travels
- An electric dipole of moment ‘p’ is placed in an elecatric field of intensity ‘E’
- Light of two different frequencies whose photons have energies 1eV
- The current flowing through a lamp marked as 50 W and 250 V is
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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