Basic Electricity Final Exam with answers
|\ |\ |\ |\ |\
The working voltage of a
|\ |\ |\ |\
capacitor in an ac circuit should |\ |\ |\ |\ |\
be __________. - CORRECT ANSWERS ✔✔At least 50
|\ |\ |\ |\ |\ |\ |\ |\
percent greater |\
than the highest applied
|\ |\ |\
voltage
The term that describes the
|\ |\ |\ |\
combined resistive forces in an ac |\ |\ |\ |\ |\
circuit is __________. - CORRECT ANSWERS ✔✔Impedance
|\ |\ |\ |\ |\ |\
Electrostatic fields are also |\ |\ |\
known as __________. - CORRECT ANSWERS ✔✔Dielectric
|\ |\ |\ |\ |\ |\ |\
fields
The opposition offered by a
|\ |\ |\ |\
coil to the flow of alternating current
|\ |\ |\ |\ |\ |\
is called (disregard
|\ |\
resistance) __________. - CORRECT ANSWERS ✔✔Inductive |\ |\ |\ |\ |\ |\
reactance
,What factors strengthen a
|\ |\ |\
coil inductor? - CORRECT ANSWERS ✔✔Adding coils close
|\ |\ |\ |\ |\ |\ |\ |\
together
When different rated capacitors are
|\ |\ |\ |\
connected in series in a circuit, the |\ |\ |\ |\ |\ |\
total capacitance is ________. - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔Less than the capacitance of |\ |\ |\ |\
the lowest rated capacitor
|\ |\ |\
Capacitors are sometimes |\ |\
used in dc circuits to ________. - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔Smooth out slight pulsations |\ |\ |\
in current/voltage
|\
The amount of electricity a
|\ |\ |\ |\
capacitor can store is directly |\ |\ |\ |\
proportional to the _________. - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\
✔✔Plate area and inversely |\ |\ |\
proportional to the distance |\ |\ |\
between the plates |\ |\
, What is the |\ |\
total capacitance of a circuit
|\ |\ |\ |\
containing three capacitors with |\ |\ |\
capacitances of .02 microfarad, .05 |\ |\ |\ |\
microfarad, and .10 microfarad, |\ |\ |\
respectively? - CORRECT ANSWERS ✔✔.170 uF |\ |\ |\ |\ |\
What is the total capacitance
|\ |\ |\ |\
of a circuit containing three
|\ |\ |\ |\
capacitors in parallel with |\ |\ |\
capacitances of .02 microfarad, .05 |\ |\ |\ |\
microfarad, and .10 microfarad, |\ |\ |\
respectively? - CORRECT ANSWERS ✔✔.0125 uF |\ |\ |\ |\ |\
Unless otherwise specified,|\ |\
any values given for current or
|\ |\ |\ |\ |\
voltage in an ac circuit are assumed
|\ |\ |\ |\ |\ |\
to be _________. - CORRECT ANSWERS ✔✔Effective values
|\ |\ |\ |\ |\ |\ |\
When different rated |\ |\
capacitors are connected in parallel |\ |\ |\ |\
|\ |\ |\ |\ |\
The working voltage of a
|\ |\ |\ |\
capacitor in an ac circuit should |\ |\ |\ |\ |\
be __________. - CORRECT ANSWERS ✔✔At least 50
|\ |\ |\ |\ |\ |\ |\ |\
percent greater |\
than the highest applied
|\ |\ |\
voltage
The term that describes the
|\ |\ |\ |\
combined resistive forces in an ac |\ |\ |\ |\ |\
circuit is __________. - CORRECT ANSWERS ✔✔Impedance
|\ |\ |\ |\ |\ |\
Electrostatic fields are also |\ |\ |\
known as __________. - CORRECT ANSWERS ✔✔Dielectric
|\ |\ |\ |\ |\ |\ |\
fields
The opposition offered by a
|\ |\ |\ |\
coil to the flow of alternating current
|\ |\ |\ |\ |\ |\
is called (disregard
|\ |\
resistance) __________. - CORRECT ANSWERS ✔✔Inductive |\ |\ |\ |\ |\ |\
reactance
,What factors strengthen a
|\ |\ |\
coil inductor? - CORRECT ANSWERS ✔✔Adding coils close
|\ |\ |\ |\ |\ |\ |\ |\
together
When different rated capacitors are
|\ |\ |\ |\
connected in series in a circuit, the |\ |\ |\ |\ |\ |\
total capacitance is ________. - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔Less than the capacitance of |\ |\ |\ |\
the lowest rated capacitor
|\ |\ |\
Capacitors are sometimes |\ |\
used in dc circuits to ________. - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔Smooth out slight pulsations |\ |\ |\
in current/voltage
|\
The amount of electricity a
|\ |\ |\ |\
capacitor can store is directly |\ |\ |\ |\
proportional to the _________. - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\
✔✔Plate area and inversely |\ |\ |\
proportional to the distance |\ |\ |\
between the plates |\ |\
, What is the |\ |\
total capacitance of a circuit
|\ |\ |\ |\
containing three capacitors with |\ |\ |\
capacitances of .02 microfarad, .05 |\ |\ |\ |\
microfarad, and .10 microfarad, |\ |\ |\
respectively? - CORRECT ANSWERS ✔✔.170 uF |\ |\ |\ |\ |\
What is the total capacitance
|\ |\ |\ |\
of a circuit containing three
|\ |\ |\ |\
capacitors in parallel with |\ |\ |\
capacitances of .02 microfarad, .05 |\ |\ |\ |\
microfarad, and .10 microfarad, |\ |\ |\
respectively? - CORRECT ANSWERS ✔✔.0125 uF |\ |\ |\ |\ |\
Unless otherwise specified,|\ |\
any values given for current or
|\ |\ |\ |\ |\
voltage in an ac circuit are assumed
|\ |\ |\ |\ |\ |\
to be _________. - CORRECT ANSWERS ✔✔Effective values
|\ |\ |\ |\ |\ |\ |\
When different rated |\ |\
capacitors are connected in parallel |\ |\ |\ |\
