LEVEL 2 MODULE 1 ALTERNATING
CURRENTS QUESTIONS AND ANSWERS
WITH SOLUTIONS 2024
2:1 - ANSWER What is the step-down turns ratio of a transformer with 200 turns in the primary and 100
turns in the secondary?
induced high voltage - ANSWER Opening the secondary of a CT under load will cause a dangerous level
of___.
40Hz - ANSWER What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second?
340V - ANSWER Given: A circuit has an rms voltage of 120VAC. What is the peak-to-peak voltage?
175V - ANSWER A circuit has a peak voltage of 275V. What is the average voltage value?
one-third the applied voltage - ANSWER Each of three equal capacitors in series has___.
XL=2piefL - ANSWER The formula for inductive reactance is___.
10A - ANSWER Given: An AC circuit containing resistance only. What is the current flow if the resistance
is 15 ohms and the voltage is 150v?
Lags the voltage - ANSWER The current in inductive circuit___.
Rms values - ANSWER Unless otherwise noted, the calculations in AC circuits use___.
Increases - ANSWER When frequency decreases, capacitive reactance___.
It leads the voltage. - ANSWER Which of the following is true of the current in a capacitive circuit?
CURRENTS QUESTIONS AND ANSWERS
WITH SOLUTIONS 2024
2:1 - ANSWER What is the step-down turns ratio of a transformer with 200 turns in the primary and 100
turns in the secondary?
induced high voltage - ANSWER Opening the secondary of a CT under load will cause a dangerous level
of___.
40Hz - ANSWER What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second?
340V - ANSWER Given: A circuit has an rms voltage of 120VAC. What is the peak-to-peak voltage?
175V - ANSWER A circuit has a peak voltage of 275V. What is the average voltage value?
one-third the applied voltage - ANSWER Each of three equal capacitors in series has___.
XL=2piefL - ANSWER The formula for inductive reactance is___.
10A - ANSWER Given: An AC circuit containing resistance only. What is the current flow if the resistance
is 15 ohms and the voltage is 150v?
Lags the voltage - ANSWER The current in inductive circuit___.
Rms values - ANSWER Unless otherwise noted, the calculations in AC circuits use___.
Increases - ANSWER When frequency decreases, capacitive reactance___.
It leads the voltage. - ANSWER Which of the following is true of the current in a capacitive circuit?
