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When a wire of uniform cross-section a, length l and resistance R is bent into a complete circle, resistance between any two of diametrically opposite points will be
Options
(a) R/4
(b) 4R
(c) R/8
(d) R/2
Correct Answer:
R/4
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The radius of the convex surface of a plano-convex lens is 20 cm and the refractive index
- Three objects coloured black, gray and white can withstand hostile conditions upto 2800⁰C.
- Sand is being dropped on a conveyor belt at the rate of M kg/s. The force necessary
- A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
- A steady current of 1.5 amp flows through a copper voltmeter for 10 minutes
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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