Aviation Maintenance Technician General (AMG) Exam 2023

The opposition by a coil to the flow of alternating current is called (disregard resistance) - ANSWER Inductive reactance What is the operating resistance of a 30-watt light bulb designed for a 28-volt system? - ANSWER 26 Ohms Which of the following are commonly used as rectifiers in electrical circuits? - ANSWER Diodes Through which material will magnetic lines of force pass the most readily? - ANSWER Iron A 48-volt source is required to furnish 192 watts to a parallel circuit consisting of three resistors of equal value. What is the value of each resistor? - ANSWER 36 Ohms When referencing resistance in a parallel DC circuit, which of the following statements is true? - ANSWER The total current is equal to the sum of the currents through the individual branches of the circuit If each cell, connected in series, equals 2 volts, how would a 12-cell lead acid battery be rated? - ANSWER 24 volts What is the opposition to the flow of AC produced by a magnetic field with generated back voltage (EMF) called? - ANSWER Inductive reactance What is the likely result of servicing and charging nickel-cadmium and lead acid batteries together in the same service area? - ANSWER Contamination of both types of batteries Nickel-cadmium batteries which are stored for a long period of time will show a low liquid level because - ANSWER Electrolyte becomes absorbed into the plates What will a voltmeter read if properly connected across a closed - ANSWER Zero Voltage What is the basic unit of electrical quantity? - ANSWER Coulomb