Suppose the operating resistance of a flashlight bulb is 2.1 Ω, and is powered by a 1.56 V alkaline cell having a 0.095 Ω internal resistance. What is the current, I, in amperes? How much power, P, in watts, is being supplied to the bulb?
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Suppose the operating resistance of a flashlight bulb is 2.1 Ω, and is powered by a 1.56 V alkaline cell having a 0.095 Ω internal resistance.
What is the current, I, in amperes?
How much power, P, in watts, is being supplied to the bulb?
Step by step
Solved in 1 steps with 2 images
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