Three equal resistances when combined in series are equivalent to 90 ohm. Their equivalent resistance when combined in parallel will be: |
|||

(a) |
10 ohm |
(b) |
30 ohm |

(c) |
270 ohm |
(d) |
810 ohm |

Three equal resistances when combined in series are equivalent to 90 ohm. Their equivalent resistance when combined in parallel will be: |
|||

(a) |
10 ohm |
(b) |
30 ohm |

(c) |
270 ohm |
(d) |
810 ohm |

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