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17/07/2021 5:56 pm
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Which of the following resistor arrangement, A or B, has the lower combined resistance?
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17/07/2021 5:58 pm
Resistance of arrangement A is 10 ohm.
Combined resistance of arrangement B is calculated as follows:
1/R = 1/10 + 1/1000 = (100+1)/1000
R = 1000/101 = 9.9 ohm
Therefore, arrangement B has lower combined resistance.