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A spherical drop of mercury having a potential of 2.5 v is obtained as a result of merging 125 droplets. The potential of the constituent droplets would be
Options
(a) 1.0 V
(b) 0.5 V
(c) 0.2 v
(d) 0.1 V
Correct Answer:
0.1 V
Explanation:
V = n²/³.v = (125)²/³.v = 5².v
2.5 = 2.5 v or v = 0.1 V
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A photon of wavelength 300nm interacts with a stationary hydrogen atom in ground
- A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N
- The velocity of a particle at an instant is 10 ms⁻¹ and after 5 s the velocity
- The distance of the closest approach of an alpha particle fired at a nucleus
- A glass slab consists of thin uniform layers of progressively decreasing refractive
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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