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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
- A person cannot see the objects clearly placed at a distance more than 40 cm
- A radiotransmitter radiates 1 kW power at a wavelength 198.6 m. How many photons
- The manifestation of band structure in solids is due to
- The kinetic energy of α-particle emitted in the α-dacay of ₈₈Ra²²⁶ is
- Which gate can be obtained by shorting both the input terminals of a NOR gate?
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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