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If a wire is stretched to four times its length, then the specific resistance of the wire will
Options
(a) become 4 times
(b) become 1/4 times
(c) become 16 times
(d) remain the same
Correct Answer:
remain the same
Explanation:
Specific resistance does not depend upon length.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Spectrum of X-rays is
- A body of mass 0.25 kg is projected with muzzle velocity 100 m/s from a tank
- The velocity of a particle performing simple harmonic motion, when it passes
- The effective length of magnet is 31.4 cm and its pole strength is 0.8Am.
- When alpha particles captures and electron, then it becomes a
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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