The torch worked for 14 400 seconds before the cells needed replacing. The current in the LED was 50 mA. Calculate the total charge flow through the cells. Part 2) When replaced, the cells were put into the torch the wrong way around. Explain why the torch did not work.
The torch worked for 14 400 seconds before the cells needed replacing. The current in the LED was 50 mA. Calculate the total charge flow through the cells. Part 2) When replaced, the cells were put into the torch the wrong way around. Explain why the torch did not work.
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter20: Electric Current, Resistance, And Ohm's Law
Section: Chapter Questions
Problem 12PE: Electron guns are used in X-ray tubes. The electrons are accelerated through a relatively large...
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The torch worked for 14 400 seconds before the cells needed replacing. The current in the LED was 50 mA. Calculate the total charge flow through the cells.
Part 2) When replaced, the cells were put into the torch the wrong way around. Explain why the torch did not work.
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