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Physics for IGCSE & O level - Electricity (Section 1 - No. 12)

If two resistors are connected in parallel, and one resistor has a resistance of 10 ohms and the other has a resistance of 20 ohms, what is the total resistance?

30 ohms

6.67 ohms

10 ohms

20 ohms

स्पष्टीकरण

1/R_total = 1/10 + 1/20; R_total = 6.67 ohms

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