Electric Circuits
Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be

 1:2.
 1:1.
 4:1.
 1:8.

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Electric Circuits
When we use super node technique

 current source branch is common for two meshes.
All of these
 ideal voltage source is connected between two non reference nodes.
 ideal voltage source is connected between non reference node and reference.

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