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A charge of 4.00 C of charge passes through a pocket
Chapter 20, Problem 42(choose chapter or problem)
A charge of \(4.00 C\) of charge passes through a pocket calculator’s solar cells in \(4.00 h\). What is the power output, given the calculator’s voltage output is \(3.00 V\)? (See Figure \(20.40\).)
Figure \(20.40\) The strip of solar cells just above the keys of this calculator convert light to electricity to supply its energy needs. (credit: Evan-Amos, Wikimedia Commons)
Equation Transcription:
Text Transcription:
4.00 C
4.00 h
3.00 V
20.40
Questions & Answers
QUESTION:
A charge of \(4.00 C\) of charge passes through a pocket calculator’s solar cells in \(4.00 h\). What is the power output, given the calculator’s voltage output is \(3.00 V\)? (See Figure \(20.40\).)
Figure \(20.40\) The strip of solar cells just above the keys of this calculator convert light to electricity to supply its energy needs. (credit: Evan-Amos, Wikimedia Commons)
Equation Transcription:
Text Transcription:
4.00 C
4.00 h
3.00 V
20.40
ANSWER:
Solution