A piece of copper wire is bent to form a circle and another piece of the same wire is placed across to form a diameter, all the junctions being electrically connected. If the resistance of the straight wire is 2Ω, find the total current flowing when a p.d. of 220V is applied across the junctions.

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A piece of copper wire is bent to form a circle and another piece of the same wire is placed across to form a diameter, all the junctions being electrically connected. If the resistance of the straight wire is 2Ω, find the total current flowing when a p.d. of 220V is applied across the junctions.

Home/ College/A piece of copper wire is bent to form a circle and another piece of the same wire is placed across to form a diameter, all the junctions being electrically connected. If the resistance of the straight wire is 2Ω, find the total current flowing when a p.d. of 220V is applied across the junctions.