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The photoelectric threshold wevelength for potassium (work function being 2 eV) is
Options
(a) 620 nm
(b) 310 nm
(c) 1200 nm
(d) 2100 nm
Correct Answer:
620 nm
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 number of beta particles emitted by a radioactive substance is twice the number
- A circular road of radius 1000m has banking angle 45°.The maximum safe speed of a car
- A charged particle of mass m and charge q moves along a circular path of radius
- A planar coil having 12 turns carries 15 A current. The coil is oriented with respect
- A boy is trying to start a fire by focusing sunlight on a piece of paper using
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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