Question

a heating coil of 1000 ohm resistance works in 250v supply.
a) what is the current flowing in it?
b) what is the power of the heater?
c) will there be any difference in the temperature, if we reduce the length of the heating coil. why?​

Answer 1

REFER TO THE ATTACHMENT.

${\huge\mathcal{\fcolorbox{lime}{black}{\pink{FROM☞ ADESH \: KUMAR}}}}$