- #1
t_n_p
- 595
- 0
Homework Statement
A 3-way lightbulb can produce 50W, 100W or 150W at 120V. Such a bulb contains 2 filaments that can be connected to the 120V individually or in parallel.
a) describe how the connections to the 2 filaments are made to give each of the 3 wattages
b) What can be the resistance of each filament?
The Attempt at a Solution
I'm really not sure where to start