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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
- A rectangular copper coil is placed in a uniform magnetic field of induction 40 mT
- If the minimum energy of photons needed to produce photoelectrons is 3 eV,
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- The name of ions knocked out from the hot surface is
- Two metal wires of identical dimensions are connected in series. If σ₁ and σ₂ are
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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