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anonymous

  • 5 years ago

For a fixed voltage, the current A in an electrical circuit is inversely proportional to the reistance R in the circuit, that is, A=k/R, where k is a constant. If the current is 100 amperes when the resistance is 20 ohms, when the resistance is 25 ohms the current is _______ amperes. a. 80 b. 125 c. 120 d. none of these

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  1. amistre64
    • 5 years ago
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    plug and play really 100 = k/20 2000 = k A = 2000/25

  2. amistre64
    • 5 years ago
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    a is my vote

  3. amistre64
    • 5 years ago
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    80*25 = ummm....carry the one and cross the i.... 2000

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