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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
- For principal quantum number n=3, the possible values of orbital quantum number
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- A wire of a certain material is stretched slowly by ten percent. Its new resistance
- Two parallel long wires carry currents i₁ and i₂ with i₁ > i₂ .
- Two balls of mass m₁ and m₂ are separated from each other by powder charge
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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