Light bulb quiz

Question #1

Which of the two circuit diagrams below best represents the way one would wire a house?

A.       

B.        

Question #2

Which bulb burns brighter?           A. 10 W bulb           B. 20 W bulb

Question #3

Which bulb burns brighter?           A. 10 W bulb           B. 20 W bulb

Resistor's index