1 ASSIGNMENT 1 Textbook assignment: Chapter 1, “Tuned Circuits,” pages 1-1 through 1-52. _________________________________________________________________________________ 1-1.   An inductor presents which of the following types of electrical opposition to ac current flow? 1.   Reactance 2.   Resistance 3.   Inductance 4.   Capacitance 1-2.   Which of the following electrical characteristics determines the magnitude of inductive reactance? 1.   Resistance 2.   Frequency only 3.   Inductance only 4.   Frequency and inductance 1-3.   Which of the following values represents an inductive reactance? 1.   X_C = 2,220 ohms 2.   X_L = 220 ohms 3.   L = 22 millihenries 4.   C = 22 microfarads 1-4.   What formula is used to calculate inductive reactance? 1. 3. 2. 4. 1-5.   In an ac circuit, how does inductive reactance respond to an increase in applied frequency? 1.   Inductive reactance increases 2.   Inductive reactance decreases 3.   Inductive reactance remains the same 1-6.   What term describes the opposition to ac that causes current to lead voltage? 1.   Resistance 2.   Conductance 3.   Inductive reactance 4.   Capacitive reactance 1-7.   In an ac circuit, how does capacitive reactance respond to an increase in applied frequency? 1.   Capacitive reactance increases 2.   Capacitive reactance decreases 3.   Capacitive reactance remains the same 1-8.   In an ac circuit, what is the term that describes the TOTAL opposition to current flow? 1.   Impedance 2.   Inductance 3.   Resistance 4.   Capacitance 1-9.   In an ac circuit that contains an inductive reactance of 7,250 ohms and a capacitive reactance of 9,775 ohms, what is the resultant reactance? 1.   -  2,525 ohms 2.   -10,250 ohms 3.      2,525 ohms 4.    10,250 ohms 1-10.   When an ac circuit is at resonance, what is the relationship between X_L and X_C 1.   X_L is equal to X_C 2.   X_L is less than X_C 3.   X_L is greater than X_C