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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
- A source of light is placed at a distance of 50 cm from a photocell and the stopping
- A beam of electron passes undeflected through mutually perpendicular
- White light reflected from a soap film (Refractive Index =1.5) has a maxima
- The velocity of radio-waves is 3×10⁵ km/s. The frequency corresponding to wavelength
- A black hole is an object whose gravitational field is so strong that even light
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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