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The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV, and the stopping potential for a radiation incident on this surface 5 V. The incident radiation lies in
Options
(a) X-ray region
(b) Ultra-violet region
(c) Infra-red region
(d) Visible region
Correct Answer:
Ultra-violet region
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Which of the following phenomena support the wave theory of light?
- The Bohr model of atoms
- A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance
- An electric dipole of moment ‘p’ is placed in an elecatric field of intensity ‘E’
- Water drops fall from a top on the floor 5 m below at regular intervals
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following phenomena support the wave theory of light?
- The Bohr model of atoms
- A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance
- An electric dipole of moment ‘p’ is placed in an elecatric field of intensity ‘E’
- Water drops fall from a top on the floor 5 m below at regular intervals
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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