MN JATC Year 1 AC Final Exam
UPDATED QUESTIONS AND CORRECT
ANSWERS
Capacitance decreases voltage increases - CORRECT ANSWER How does the plate
separation distance affect a capacitor?
Working Voltage - CORRECT ANSWER The maximum voltage that can be applied to
a capacitor without the capacitor breaking down or shorting
Transformer - CORRECT ANSWER A device that increases or decreases the voltage
of an alternating current.
Electromagnetic field - CORRECT ANSWER How does an inductor store energy?
Inductor - CORRECT ANSWER A coil of wire around a ferrel magnetic core.
Capacitor - CORRECT ANSWER What device is used to store an electric charge on
two plates parallel to each other?
.707 × AC peak - CORRECT ANSWER How do you calculate RMS?
Electrostatic Field - CORRECT ANSWER A capacitor is a device that stores energy in
a what?
Magnetomotive force - CORRECT ANSWER The cause of magnetic flux.
More turns equals more inductance - CORRECT ANSWER How does the number of
turns affect the inductance of a coil?
, Hypotenuse, Adjacent, Opposite - CORRECT ANSWER 3 sides of a triangle
Step up - CORRECT ANSWER This transformer has increased voltage & decreased
amperage
Ohms - CORRECT ANSWER Units of measure for Xl, Xc, Impedance, Resistance
Residual Magnetism - CORRECT ANSWER Magnetism left over after a charge is
gone.
Power In = Power Out - CORRECT ANSWER Law of Power
Resistance dissipates power reactance does not - CORRECT ANSWER What is the
difference between reactance and resistance?
Electrolytic Capacitor - CORRECT ANSWER Another name for Polarized Capacitors
Total Resistance - CORRECT ANSWER Impedance is equal to ____.
Retentivity - CORRECT ANSWER The ability of a material to hold magnetism after
the magnetizing force is removed.
North to South - CORRECT ANSWER What direction does flux flow?
Step Down - CORRECT ANSWER This type of transformer, the voltage decreases, but
the amperage increases on the secondary side.
Bridge Rectifier - CORRECT ANSWER An array of diodes used to convert
Alternating Current to Direct Current.
UPDATED QUESTIONS AND CORRECT
ANSWERS
Capacitance decreases voltage increases - CORRECT ANSWER How does the plate
separation distance affect a capacitor?
Working Voltage - CORRECT ANSWER The maximum voltage that can be applied to
a capacitor without the capacitor breaking down or shorting
Transformer - CORRECT ANSWER A device that increases or decreases the voltage
of an alternating current.
Electromagnetic field - CORRECT ANSWER How does an inductor store energy?
Inductor - CORRECT ANSWER A coil of wire around a ferrel magnetic core.
Capacitor - CORRECT ANSWER What device is used to store an electric charge on
two plates parallel to each other?
.707 × AC peak - CORRECT ANSWER How do you calculate RMS?
Electrostatic Field - CORRECT ANSWER A capacitor is a device that stores energy in
a what?
Magnetomotive force - CORRECT ANSWER The cause of magnetic flux.
More turns equals more inductance - CORRECT ANSWER How does the number of
turns affect the inductance of a coil?
, Hypotenuse, Adjacent, Opposite - CORRECT ANSWER 3 sides of a triangle
Step up - CORRECT ANSWER This transformer has increased voltage & decreased
amperage
Ohms - CORRECT ANSWER Units of measure for Xl, Xc, Impedance, Resistance
Residual Magnetism - CORRECT ANSWER Magnetism left over after a charge is
gone.
Power In = Power Out - CORRECT ANSWER Law of Power
Resistance dissipates power reactance does not - CORRECT ANSWER What is the
difference between reactance and resistance?
Electrolytic Capacitor - CORRECT ANSWER Another name for Polarized Capacitors
Total Resistance - CORRECT ANSWER Impedance is equal to ____.
Retentivity - CORRECT ANSWER The ability of a material to hold magnetism after
the magnetizing force is removed.
North to South - CORRECT ANSWER What direction does flux flow?
Step Down - CORRECT ANSWER This type of transformer, the voltage decreases, but
the amperage increases on the secondary side.
Bridge Rectifier - CORRECT ANSWER An array of diodes used to convert
Alternating Current to Direct Current.
