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When the energy of the incident radiation is increased by 20%, the kinetic energy of the photoelectrons emitted from a metal surface increased from 0.5 eV to 0.8 eV. The work function of the metal is
Options
(a) 0.65 eV
(b) 1 eV
(c) 1.3 eV
(d) 1.5 eV
Correct Answer:
1 eV
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 frequency of light ray having the wavelength 3000Å is
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- Two charges each equal to 2µ C are 0.5m apart. If both of them exist inside vacuum
- The conducting loop in the form of a circle is placed in a uniform magneitc field
- The speed of electromagnetic waves in vaccum is equal to
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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