A wire X of Resistance 200, is replaced by wire Y of Resistance 35 A. Both wires are made of the same material, Wire Y is double the area of wire X Wire Y has a length of 2.5m.

Find the length of wire X

Length

- If wire X is connected to a battery of emf-12V. Calculate the current in the wire.

Current

-Calculate the charge passing through the wire in 5 minutes

Charge.

iv-Calculate the Energy consumed by the wire in half an hour.