Two rules called kirchhos rules can be used instead

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Unformatted text preview: the ammeter 1.  increases 2.  decreases 3.  does not change 45% 35% 20% 1. 2. 3. Kirchhoff’s Rules •  There are ways in which resistors can be connected so that the circuits formed cannot be reduced to a single equivalent resistor. •  Two rules, called Kirchhoff’s Rules, can be used instead. Statement of Kirchhoff’s Rules •  JuncBon Rule –  The sum of the currents entering any juncBon must equal the sum of the currents leaving that juncBon. •  A statement of ConservaBon of Charge •  Loop Rule –  The sum of the potenBal differences across all the elements around any closed circuit loop must be zero. •  A statement of ConservaBon of Energy More About the JuncBon Rule •  I1 = I2 + I3 •  From ConservaBon of Charge •  Diagram b shows a mechanical...
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This document was uploaded on 01/14/2014.

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