Wednesday
December 17, 2014

Homework Help: Physics

Posted by Jacqui on Monday, October 11, 2010 at 5:00pm.

The battery in the circuit diagram has an EMF of 12V and an unknown internal resistance r. Voltmeter V1 is connected across the battery and voltmeter V2 is connected across the switch S. The resistance of the connecting wires and the ammeter is negligible. calculate the total external resistance of the circuit.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - The battery in the circuit diagram has an EMF of 12V and an unknown ...
Physics - A voltmeter of internal resistance of 5000 Ω is connected across...
Science - A battery of emf 12v nd internal resistance (r) 1.5votls is connected ...
Physics Resistance - A 65 V. battery is connected across a 65400 ohm and a 37700...
physics - Consider a battery that has Vt = 12.0 V when it is not connected to a ...
Physics - A battery has an internal resistance of 0.42. A number of identical ...
physics - An idealized voltmeter is connected across the terminals of a 15.0- ...
Physics - Batteries are not perfect. Instead they have an "internal resistance, ...
physics - a battery with and emf of 12V and an internal resistance of 0.5 ohms, ...
Phyics - A resistor has a resistance R, and a battery has an internal resistance...

Search
Members