Which law explains the heating effect of electric current?
Options
A.
Joule’s law
B.
Archimedes principle
C.
Pascal’s law
D.
More than one of the above
E.
None of the above
Correct Answer (Detailed Explanation is Below)
A.
Joule’s law
Detailed Explanation
Joule’s law of heating explains the heat produced when electric current flows through resistance. The heat generated is given by H = I²Rt, where I is current, R is resistance and t is time. This principle is used in electric irons, heaters, kettles, toasters and other heating appliances.