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Length of a conductor is 50 cm radius of cross section 0.1 cm and resistivity of the conductor=5×10⁻⁵ Ω cm⁻¹. The resistance is
Options
(a) 8×10⁻² Ω
(b) 8×10⁻³ Ω
(c) 8×10⁻¹ W
(d) none of these.
Correct Answer:
8×10⁻² Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A Si and a Ge diode has identical physical dimensions. The bandgap in Si is larger
- The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length
- If 20% of a radiactive element decays in 10 days, then amount of original material left
- A man weighing 60 kg climbs a staircase carrying a 20 kg load on his hand
- The mass of a ⁷₃ Li nucleus is 0.042 u less than the sum of the masses of all its nucleons
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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