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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: - A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- When current I is flowing through a conductor, the drift velocity is v.
- A solid body rotates about a stationary axis, so that its angular velocity
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- When current I is flowing through a conductor, the drift velocity is v.
- A solid body rotates about a stationary axis, so that its angular velocity
- A satellite S is moving in an elliptical orbit around the earth. The mass
- Two nuclei have their mass numbers into the ratio of 1:3
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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