Question and answer
A 3 V battery provides a current of 0.1 A through a resistance of 30 . What power is used? A. 0.3 W B. 9 W C. 3 W D. 90 W
The answer is A. 0.3.
Expert answered|VJY.R|Points 141|
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Asked 3/27/2013 8:42:53 AM
Updated 8/3/2020 12:30:35 PM
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P = IV
P = 0.1 Ampere * 3 Volts
P = 0.3 Watt
Added 8/3/2020 12:30:35 PM
This answer has been confirmed as correct and helpful.
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Questions asked by the same visitor
A circuit element that hinders the flow of current: A. can never be used in a parallel circuit. B. allows excess accumulation of charge. C. is called a resistor. D. increases the energy flow in the circuit.
Question
Not Answered
Updated 4/27/2014 5:06:10 AM
1 Answer/Comment
A circuit element that hinders the flow of current is called a resistor.
Added 4/27/2014 5:06:10 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [4/27/2014 5:36:30 AM]
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