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The electric potential at the surface of an atomic nucleus (z=50) of radius 9.0×10⁻¹³ cm is
Options
(a) 80 volt
(b) 8×10⁶ volt
(c) 9 volt
(d) 9×10⁵ volt
Correct Answer:
8×10⁶ volt
Explanation:
V = (1 / 4πε₀). q/r
= [9 × 10⁹ × 50 × 1.6 × 10⁻¹⁹] / 9 × 10⁻¹⁵
= 8 × 10⁶ volt
Related Questions: - Imagine a new planet having the same density as that of earth but it is 3 times bigger
- An electric dipole of length 1 cm is placed with the axis making an angle of 30⁰
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Imagine a new planet having the same density as that of earth but it is 3 times bigger
- An electric dipole of length 1 cm is placed with the axis making an angle of 30⁰
- The frequency of light ray having the wavelength 3000Å is
- The force F acting on a particle of mass m is indicated by the force-time graph
- The mass number of nucleus is always
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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