The power dissipated across resistance which is connected across a battery of potential is If resistance is doubled, then the power becomes |
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a) |
1/2 |
b) |
2 |
c) |
1/4 |
d) |
4 |

The power dissipated across resistance which is connected across a battery of potential is If resistance is doubled, then the power becomes |
|||||||

a) |
1/2 |
b) |
2 |
c) |
1/4 |
d) |
4 |

1 Answer

127 votes

The rate of dissipation of electric energy is called electric power The electric power dissipated will be is given by …(i) When resistance is doubled, then let electric power is …(ii) From Eqs, (i) and (ii), we get So, power becomes of initial value. |

127 votes

127