Question 1 At any point measured in a series RC circuit, the current is the same

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Question 1 At any point measured in a series RC circuit, the current is the same. Answer: A. True B. False Question 2 The voltage drops in a series RL circuit equal the source voltage. Answer: A. True B. False Question 3 Power is to be transmitted over a long distance transmission line. The most efficient current and voltage combination is Answer: A. 2500 Volts and 40 Amps B. 1000 Volts and 100 Amps C. 5000 Volts and 20 Amps D. 100 Volts and 1000 Amps Question 4 A step-down transformer has a turns ratio of 3:1. The primary voltage is 120 Volts. The secondary is connected to a 1000 Ohm load. The current in the secondary is ________mA Answer: Question 5 Volts peak to peak = 340 Volts RMS = ________ Answer: Question 6 An AC signal is measured with a digital multimeter. The meter reads 110 volts. What is the peak voltage of this signal? Answer Question 7 Phases of a 3-phase system are separated by 180 degrees Answer True False Question 8 Three capacitors connected in series have values of 4.7uF, 2.5uF and 470uF respectively. The total capacitance of this circuit is _______uF Answer: Question 9 Three 3mH inductors connected in parallel have a total inductance of _______ mH Answer: Question 10 Inductive reactance is measured in Ohms Answer: A. True B. False Question 11 Inductors are measured in Farads. Answer: A. True B. False Question 12 Another term for RMS voltage is "effective voltage" Answer: A. True B. False Question 13 What is the period in miliseconds of an AC signal that has a frequency of 600Hz? Answer: Question 14 What is the capacitive reactance of a circuit that has 100 volts at 100Hz applied to a 1uF capacitor? Answer: Question 15 What is the inductive reactance of an 3mH inductor with a 2500Hz signal applied? Answer:

Explanation / Answer

1) A. True

2) A. True

3) C. 5000 Volts and 20 Amps

4) 40 mA

5) 240.38

6) 155.6

7) False

8) .614uF

9) 1mH

10) A. True

11) B. False

12) A. True

13) 1.66 mseconds

14)1.5MF

15)47 ohm

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