Explore BrainMass

Explore BrainMass

    Solving Equations About Lightbulbs

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    9. In the circuit shown, the switch is open at first, so the nichrome wire is not in the circuit. The resistance of the wire is comparable to that of a light bulb.
    (a) When the switch is closed, what happens to the brightness of each bulb, A and B?
    (b) Suppose we now make the nichrome wire longer. How does the brightness of each bulb change when this is done?
    (See attached file for full problem description)

    © BrainMass Inc. brainmass.com December 24, 2021, 5:49 pm ad1c9bdddf


    Solution Summary

    This solution involves solving various problems about lightbulbs. Detailed equations are provided.