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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 escape velocity of a body from earth’s surface is Ve. The escape velocity
- When the angle of incidence is 60° on the surface of a glass slab, it is found
- Slope of PV and V for an isobaric process will be
- When a mass M is attached to a spring of force constant K,
- When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
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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