Concept explainers
(a)
The charge on capacitor
(a)
Answer to Problem 71AP
The charge on capacitor
Explanation of Solution
Write the expression to calculate the power through resistor
Here,
Resistor
Here,
Write the expression to calculate the potential difference across
Here,
Write the expression to calculate the charge on
Here,
Conclusion:
Substitute
Substitute
Substitute
Therefore, the charge on the capacitor
(b)
The change in charge of capacitor
(b)
Answer to Problem 71AP
The change in charge of capacitor
Explanation of Solution
Write the expression to calculate the potential difference across
Here,
Write the expression to calculate the charge on capacitor
Here,
Write the expression to calculate the emf of the battery.
Here,
Write the expression to calculate the drop in the charge of the capacitor
Here,
Write the expression to calculate the change in charge of capacitor
Here,
Conclusion:
Substitute
Substitute
Substitute
Substitute
Substitute
Therefore, the change in charge of capacitor
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Chapter 28 Solutions
Bundle: Physics for Scientists and Engineers with Modern Physics, Loose-leaf Version, 9th + WebAssign Printed Access Card, Multi-Term
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