Question

A heater coil is cut into two parts of equal length and only one of them is used in the heater. Find the ratio of the heat produced by this half coil to that by the original coil

Answer 1

1 is to 2.As resistance is directly proportional to the length of the wire

Answer 2

Question from Current Electricity,jeemain,physics ... A heater coil is cut into two equal parts and only one part is now used in the ... The heat generated will now be.