Two identical heaters of 220V , 1000 W are placed in parallel with each other across 220V line, then the combined power is |
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a) |
1000 W |
b) |
2000 W |
c) |
500 W |
d) |
4000 W |

Two identical heaters of 220V , 1000 W are placed in parallel with each other across 220V line, then the combined power is |
|||||||

a) |
1000 W |
b) |
2000 W |
c) |
500 W |
d) |
4000 W |

1 Answer

127 votes

Let the resistance of the two heaters be denoted by Then, In parallel combination of resistances, Given, Hence, |

127 votes

127