Level 2 Module 1 Alternating Currents Exam Latest Update Already Graded
A
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___.
A
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___.
