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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
- The vector sum of two forces is perpendicular to their vector difference. In that case,
- A compass needle which is allowed to move in a horizontal plane
- Number of spectral lines in hydrogen atom is
- An ideal gas is expanding such that PT²=constant. The coefficient of volume
- Water drops fall from a top on the floor 5 m below at regular intervals
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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