Show by a diagram how a voltmeter and ammeter should be connected to measure power in a dc circuit. ... the product of potential in volts and current in amperes. i Figure 5-89B shows the circuit for a 311 load drawing 3A from a 12V source.
|Title||:||2nd class FCC encyclopedia|
|Author||:||J R Hubbard, Ken W. Sessions|
|Publisher||:||Tab Books - 1975|