The power dissipated by a resistor:
, where i is the current through the resistor and R is the resistance.
A 60 W lightbulb and a 100 W lightbulb are placed in the circuit shown in (Figure 1). Both bulbs are glowing.
Part A. Which bulb is brighter?
A. The 60 W bulb is brighter.
B. The 100 W bulb is brighter.
C. Both bulbs are equally bright.
Part B. Calculate the power dissipated by the 60 W bulb. Express your answer with the appropriate units.
Part C. Calculate the power dissipated by the 100 W bulb. Express your answer with the appropriate units.
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