The hot resistance of a flashlight bulb is 2.60 , and it is run by a 1.58 V alkaline cell having a 0.100 internal resistance. (a) What current (in A) flows? (b) Calculate the power (in W) supplied to the bulb using I²Rbulb- W (c) Is this power the same as calculated using V2/R bulb (where V is the voltage drop across the bulb)? O No
The hot resistance of a flashlight bulb is 2.60 , and it is run by a 1.58 V alkaline cell having a 0.100 internal resistance. (a) What current (in A) flows? (b) Calculate the power (in W) supplied to the bulb using I²Rbulb- W (c) Is this power the same as calculated using V2/R bulb (where V is the voltage drop across the bulb)? O No
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Transcribed Image Text:The hot resistance of a flashlight bulb is 2.60 , and it is run by a 1.58 V alkaline cell having a 0.100 internal resistance.
(a) What current (in A) flows?
A
(b) Calculate the power (in W) supplied to the bulb using I²R bulb.
W
(c) Is this power the same as calculated using V²/R bulb (where V is the voltage drop across the bulb)?
No
Yes
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