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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: - The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
- The order of the electric field near the earth’s surface is
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- 300j work is done in sliding a 2kg block up an inclined plane of height 10m
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
- The order of the electric field near the earth’s surface is
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- 300j work is done in sliding a 2kg block up an inclined plane of height 10m
- Which is incorrect about thermal process
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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