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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 depletion layer in the p-n junction region is caused by
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The depletion layer in the p-n junction region is caused by
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- The moment of inertia of a uniform circular disc of radius R and mass M about an axis
- What is the dimension of impedance?
- A charged particle with a velocity 2×10³ ms⁻¹ passes undeflected through electric field
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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