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A hollow sphere of radius 0.1m has a charge of 5×10⁻⁸C. The potential at a distance of 5cm from the centre of the sphere is
(1/4πε₀=9×10⁹NM²C⁻²)
Options
(a) 4000V
(b) 4500V
(c) 5000V
(d) 6000V
Correct Answer:
4500V
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an NPN transistor the collector current is 24 mA. If 80% of the electrons
- Identify the wrong statement
- The masses of two radioactive substances are same and their half lives
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- An aeroplane is flying horizontally with a velocity of 216 km/h at a height of 1960 m.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Given,R=0.1m,q=5×10^-8c
V=kq/R=>V=9×10^9×5×10^-8/0.1=>V=45×10/0.1=>V=450×10=>V=4500v