Q. In the given circuit diagram, if ideal ammeter is connected between points $A$ and $B$ , its reading is $5 A$ . if ammeter of resistance $3 Ω$ is connected between $A$ and $B$ , its reading is $3 A$ . Reading of ideal voltmeter is $90/ n$ volt, if it is connected between $A$ and $B$ . Find the value of $n$ .

421 163 Current Electricity Report Error

Answer: 4

Solution:

Q. In the given circuit diagram, if ideal ammeter is connected between points A and B, its reading is 5A. if ammeter of resistance 3Ω is connected between A and B, its reading is 3A. Reading of ideal voltmeter is 90/n volt, if it is connected between A and B. Find the value of n.