Dale Crane's Oral And Practical Exam Guide questions with correct answers

What constitutes a capacitor? CORRECT ANSWER -Two conductors separated by an insulator -In its most basic form the capacitor is constructed of two parallel plates separated by a nonconductor, called a dielectric. (FAA-H-8083-30, Ch. 10) What is the purpose of a capacitor? CORRECT ANSWER -It Stores electrical energy in a electrostatic field. -In an electrical circuit, a capacitor serves as a reservoir or storehouse for electricity. (FAA-H-8083-30, Ch. 10) Does a capacitor in an AC circuit cause the current to lead or lag the voltage? CORRECT ANSWER -It Causes the current to lead the voltage. -In a circuit in which there is only capacitance, current leads the applied voltage as contrasted with a circuit in which there is inductance, where the current lags the voltage. (FAA-H-8083-30, Ch. 10) What is basic unit of capacitance? CORRECT ANSWER -The farad The basic unit of capacitance is the farad and is given by the letter f. (FAA-H-8083-30, Ch. 10) Why should Electrolytic capacitors not be used in an