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Why do we need to put a capacitor in a circuit? Explain your answer.

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

A) Draw a circuit with two batteries in series, one capacitor, one switch, one light bulb. Add to the circuit a voltmeter measuring the capacitor voltage and an ammeter measuring the current in the light bulb.

B)Describe qualitatively but specifically how the circuit quantities change after the switch is closed in the circuit a) current b) voltage across the capacitor. Explain why these quantities change as they do, in terms of motion and presence of the capacitor

Describe qualitatively but specifically how the circuit quantities change after the switch is closed in the circuit a) current b) voltage across the capacitor. Explain why these quantities change as they do, in terms of motion and presence of the capacitor.
 
Imagine repeating the timin experiments you can in this lab, only this time starting with a partially-charged capacitor. Describe how the timings differ from above, explaining how this difference originated from specific electrical quantities in the circuit (e.g. charge, voltage, etc. )
 

In charging a capacitor through a resistance; can we measure the time constant ?? directly by taking only one measurement of time which is equal to the time constant of the RC circuit? Explain your answer clearly.

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