2010 CAIE AS & A level May June Physics Paper 12 Q. No. 34 (9702/12/M/J/10) by Sajit Chandra Shakya Chapter - CURRENT ELECTRICITY The resistors P, Q and R in the circuit have equal resistance. The battery, of negligible internal resistance, supplies a total power of 12W. What is the power dissipated by heating in resistor R? A 2 W B 3 W C 4 W D 6 W