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Maximum velocity of the photoelectron emitted by a metal is 1.8×10⁶ ms⁻¹. Take the value of specific charge of the electron is 1.8×10¹¹ C kg⁻¹. Then the stopping potential in volt is
Options
(a) 1
(b) 3
(c) 9
(d) 6
Correct Answer:
9
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
- 10 mA current can pass through a galvanometer of resistance 25 ohm.
- Four indentical thin rods each of mass M and length l, form a square frame
- A generator at a utility company produces 100 A of current at 4000 V. The voltage
- In Young’s double slit experiment, for which colour the fringe width is the least
- The ionisation energy of an electron in the ground state of helium atom is 24.6 eV.
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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