Physics-10th Electricity CBSE Board 2025 Medium
Four wires a, b, c and d are made of the same materials. If l denotes length and r denotes radius, then the w…
Four wires a, b, c and d are made of the same materials. If denotes length and denotes radius, then the wire which offers least resistance to the flow of electric current has length and radius respectively as :
- (a) and
- (b) and
- (c) and
- (d) and
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