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There Are Three Resistance In A Parallel Circuit. Two Of Them Are Rated At 20 Ohms, The Other At 10 Ohms. What Is The Circuit's Total Resistance?
I believe the answer D 5ohms

A. 20 ohms
b. 12 ohms
c. 8 ohms
d. 5 ohms

  • Science - ,

    1/R = 1/20 + 1/20 + 1/10 = 4/20 = 1/5
    R = 5

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