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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 range of voltmeter is 10V and its internal resistance is 50Ω.
- An electron in potentiometer experiences a force 2.4×10⁻¹⁹N. The length of potentiometer
- A tuning fork frequency 512 Hz is vibrated with a sonometer wire and 6 beats per second
- During an adiabatic process, the cube of the pressure is found to be inversely
- The magnetic field at the centre of a circular coil carrying current I ampere is B.
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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