In the given circuit, an ideal voltmeter connected across the 10 resistance reads 2V. The internal resistance r |
|||

(a) |
0.5 |
(b) |
0 |

(c) |
1.5 |
(d) |
1 |

In the given circuit, an ideal voltmeter connected across the 10 resistance reads 2V. The internal resistance r |
|||

(a) |
0.5 |
(b) |
0 |

(c) |
1.5 |
(d) |
1 |

1 Answer - 5876 Votes

3537

For the Given circuit

Given that V_{AB}=2 V

I= A

Also

I(2r+2)=1.5+1.5−V_{AB}

⇒ 2r+2=(3−2)3

⇒ r=