When a R =92.4 Q resistor is connected across a 12.4 V battery, a current of 123.5 mA flows. What is the internal resistance of the battery and Terminal voltage of the battery?

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Chapter28: Direct-current Circuits
Section: Chapter Questions
Problem 28.3OQ: The terminals of a battery are connected across two resistors in series. The resistances of the...
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When a R = 92.4 Q resistor is connected across a 12.4 V battery, a current of 123.5 mA flows. What is the
internal resistance of the battery and Terminal voltage of the battery?
jon
R
(a) internal resistance of the battery(in ) =
(b) Terminal voltage of the battery in V =
My courses / PHYS1100 / Homework No.2/ Homework No.2
How many 19OW lightbulbs can you use in a 180-V circuit without tripping a
are connected in parallel, which means that the potential difference across each lightbulb is 180V. Also
calculate the resistance of the 190W lightbulb.
circuit breaker? (The bulbs
(a) No. of 190-W lightbulbs we can use without tripping a 8-A circuit breaker=
(b) Resistance of 190W lightbulb in ohm =
Transcribed Image Text:When a R = 92.4 Q resistor is connected across a 12.4 V battery, a current of 123.5 mA flows. What is the internal resistance of the battery and Terminal voltage of the battery? jon R (a) internal resistance of the battery(in ) = (b) Terminal voltage of the battery in V = My courses / PHYS1100 / Homework No.2/ Homework No.2 How many 19OW lightbulbs can you use in a 180-V circuit without tripping a are connected in parallel, which means that the potential difference across each lightbulb is 180V. Also calculate the resistance of the 190W lightbulb. circuit breaker? (The bulbs (a) No. of 190-W lightbulbs we can use without tripping a 8-A circuit breaker= (b) Resistance of 190W lightbulb in ohm =
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