Archive
9th of September 2015
Physics
Q:

what is joule's law of heating

Shriya Natta - CBSE - Class X

Wednesday, September 09, 2015 at 18:50:PM

A:

Hi Shriya,

The joule's law states that,

H = VIt = I2Rt

The heat produced in a wire is directly proportional to the square of current in the resistor (I2), resistance of wire and the time for which current flows through the resistance.

Wednesday, September 09, 2015 at 19:00:PM