Find the potential difference from A to B going along the following paths (show all work): a) Through the battery and the 20 Q resistor on the bottom. b) Through the resistors in the middle (40 Q and 20 Q). c) Through the 20 Q resistor on the far right. A 40 Q 6V 0. 20 Ω 20 2 В 20 0

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Find the potential difference from A to B going along the following paths (show all
work):
a) Through the battery and the 20 Q resistor on the bottom.
b) Through the resistors in the middle (40 Q and 20 Q).
c) Through the 20 Q resistor on the far right.
A
40 Q
6V
0,
20 2
20 Q
В
20 2
Transcribed Image Text:Find the potential difference from A to B going along the following paths (show all work): a) Through the battery and the 20 Q resistor on the bottom. b) Through the resistors in the middle (40 Q and 20 Q). c) Through the 20 Q resistor on the far right. A 40 Q 6V 0, 20 2 20 Q В 20 2
Expert Solution
Step 1 Equivalent resistances

When two resistances are connected in series, their equivalent resistance is given by

Req=R1+R2

When two resistances are connected in parallel, their equivalent resistance is given by

1Req=1R1+1R2

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