AT&T TKT II Comprehensive Resource To Help You Ace Exams Includes Frequently Tested Questions With ELABORATED 100% Correct COMPLETE SOLUTIONS Guaranteed Pass First Attempt!! Current Update!!

AT&T TKT II Comprehensive Resource To Help You Ace Exams Includes Frequently Tested Questions With ELABORATED 100% Correct COMPLETE SOLUTIONS Guaranteed Pass First Attempt!! Current Update!! 1. The rate of electron flow in a circuit is expressed in units called: a) volts b) amperes c) ohms d) watts - Correct Answer: b 2. As the frequency of the applied voltage increases, capacitive reactance: a) increases b) decreases c) remains constant d) becomes infinite - Correct Answer: b 3. Convert 33 milli to amperes: a) .33A b) .033A c) 3.3A d) 33A - Correct Answer: b 4. In an AC circuit, if the power factor equals .5, then the ______ power is one half the ______ power. a) apparent / true b) true / apparent c) reactive / true d) apparent / reactive - Correct Answer: b (true/apparent) 5. In an RCL circuit, the phase difference between voltage and current is: a) exactly 90 degrees b) less than 90 degrees c) greater than 90 degrees d) always 0 degrees - Correct Answer: b 6. If an electrical door bell has a resistance of 70 ohms and requires a current of 2 amps, the voltage necessary to operate the bell is: a) 35v b) 72v c) .14 kv d) 140 kv - Correct Answer: c (.14 kv) 7. In a series DC circuit containing only resistance, if another resistor is added, the current will be: a) increased b) decreased c) unchanged d) doubled - Correct Answer: b 8. A volt is a measure of: a) resistance b) electromotive force c) current d) magnetic flux - Correct Answer: b 9. When the applied frequency is increased in a circuit containing an inductor and a capacitor: a) inductive reactance decreases b) inductive reactance increases c) inductive reactance remains constant d) inductive reactance becomes zero - Correct Answer: b 10. 200 micro farads is the same as: a) 2 X 10⁻² farads b) 2 X 10⁻³ farads c) 2 X 10⁻⁴ farads d) 2 X 10⁻⁶ farads - Correct Answer: c