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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
- If 75% of the radioactive reaction is completed in 2 hrs, what would be
- When a spring is extended by 2 cm energy stored is 100 J. When extended further by 2 cm
- The mass number of nucleus is always
- If potential(in volts) in a region is expressed as V(x,y,z) = 6xy – y + 2yz,
- A ball is moving in a circular path of radius 5 m.If tangential acceleration
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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