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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.
Related Questions: - In an NPN transistor the collector current is 24 mA. If 80% of the electrons
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Topics: Current Electricity
(136)
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
- The half-life of radioactive element is 600 yr. The fraction of sample
- The ratio of minimum wavelengths of Lyman and Balmer series will be
- If radius of earth’s orbit is made 1/4, the duration of a year will become
- A particle in simple harmonic motion is described by the displacement function
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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