What Is the Current Through the 6-Ω Resistor

Q27: Three wires of the same diameter and

Q31: Two resistors of values 6.0 and 12.0

Q33: A metal wire has a resistance of

Q34: A lightbulb drawing a current of 0.60

Q35: How long is a wire made from

Q37: Three 3.0-Ω resistors are connected in parallel

Q38: A 100-W bulb and a 40-W bulb,each

Q39: A hair dryer draws 1500 W,a curling

Q40: If a light bulb has half the

Q41: Carbon has a negative temperature coefficient of