Q. Pick out the wrong statement
A) In a simple battery circuit, the point of lowest potential is the negative terminal of the battery
B) The resistance of an incandescent lamp is greater when the lamp is switched off
C) An ordinary $100\ W$ lamp has less resistance than a $60\ W$ lamp
D) At constant voltage, the heat developed in a uniform wire varies inversely as the length of the wire used
Explanation
(b) As temperature increases resistance of filament also increase
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.