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When radiation is incident on a photoelectron emitter, the stopping potential is found to be 9 volt. If e/m for the electron is 1.8×10¹¹ Ckg⁻¹, the maximum velocity of the ejected electrons is
Options
(a) 6×10⁵ ms⁻¹
(b) 1.8×10⁵ ms⁻¹
(c) 8×10⁵ ms⁻¹
(d) 1.8×10⁶ ms⁻¹
Correct Answer:
1.8×10⁶ ms⁻¹
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 1 kg particle strikes a wall with velocity 1 m/s at an angle 30° and reflects
- The ‘rad’ is the correct unit used to report the measurement of
- A p-n-p transistor is used in common emitter mode in an amplifier circuit.
- In a thermodynamic system, working substance is ideal gas. Its internal energy
- A block is moving up an inclined plane of inclination 60° with velocity of 20 ms⁻¹
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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