Physics Electricity CBSE Board 2025 Medium
(a) Define one ampere. (b) The resistance of a wire of 0.01 cm radius is 14 Ω. If the resistivity of the mate…
- (a)Define one ampere.
- (b)The resistance of a wire of cm radius is . If the resistivity of the material of the wire is , find the length of the wire. (Given )
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