600 NEIEP Final Exam / /44 Quizzes with Detailed Solutions/
2025//Already Graded A+
In capacitors, what is the purpose of the dielectric? -CORRECT ANSWERPrevent arcing
within the capacitor
Which of the following is true about capacitors in AC circuits? -CORRECT ANSWERCurrent
leads voltage all the time
What describes a capacitor s ability to store an electrical charge? -CORRECT
ANSWERCapacitance
which of the following statements is correct about polarized electrolytic capacitors? -
CORRECT ANSWERVoltage polarity must be correct
What is the time constant for a circuit with 150k ohms and 2 microfarad capacitor? -
CORRECT ANSWER.3 seconds
If frequency is increased in a capacitave circuit what will happen? -CORRECT
ANSWERCapacitive reactance will decrease
What happens in a circuit, when the capacitor voltage equals the source voltage? -CORRECT
ANSWERCurrent flow stops in the circuit
In a DC circuit, which is correct about capacitors the instant when power is applied? -
CORRECT ANSWERCurrent is maximum
, In the circuit shown in figure 1, what will be the total capacitance? -CORRECT ANSWER250
u(micro) farads
If a circuit has a capacitor of 5 microfrauds and a source voltage of 120 volts DC through a
resistance of 200k, how long will it take to fully charge? -CORRECT ANSWER5 seconds
What happens in a circuit, when the capacitor voltage equals the source voltage? -CORRECT
ANSWERCurrent flow stops in the circuit
which statement best describes one time constant of a capacitor? -CORRECT ANSWERThe
time it takes to charge to 63.2% of applied voltage
In a DC circuit, which is correct about capacitors the instant when power is applied? -
CORRECT ANSWERCurrent is maximum
If a circuit has a capacitor of 5 microfrauds and a source voltage of 120 volts DC through a
resistance of 200k, how long will it take to fully charge? -CORRECT ANSWER5 seconds
If two capacitors in parrallel have equal reactance of 40 ohms what is the total reactance? -
CORRECT ANSWER20ohms
Which of the following would increase the DC working voltage DCWV of a capacitor -
CORRECT ANSWERIncrease the plate area and the dielectric thickness
Which statement is correct concerning capacitors? -CORRECT ANSWERIncreased plate
area, increases capacitance
Which of the following is the unit used for measuring capacitance? -CORRECT
ANSWERFarad
2025//Already Graded A+
In capacitors, what is the purpose of the dielectric? -CORRECT ANSWERPrevent arcing
within the capacitor
Which of the following is true about capacitors in AC circuits? -CORRECT ANSWERCurrent
leads voltage all the time
What describes a capacitor s ability to store an electrical charge? -CORRECT
ANSWERCapacitance
which of the following statements is correct about polarized electrolytic capacitors? -
CORRECT ANSWERVoltage polarity must be correct
What is the time constant for a circuit with 150k ohms and 2 microfarad capacitor? -
CORRECT ANSWER.3 seconds
If frequency is increased in a capacitave circuit what will happen? -CORRECT
ANSWERCapacitive reactance will decrease
What happens in a circuit, when the capacitor voltage equals the source voltage? -CORRECT
ANSWERCurrent flow stops in the circuit
In a DC circuit, which is correct about capacitors the instant when power is applied? -
CORRECT ANSWERCurrent is maximum
, In the circuit shown in figure 1, what will be the total capacitance? -CORRECT ANSWER250
u(micro) farads
If a circuit has a capacitor of 5 microfrauds and a source voltage of 120 volts DC through a
resistance of 200k, how long will it take to fully charge? -CORRECT ANSWER5 seconds
What happens in a circuit, when the capacitor voltage equals the source voltage? -CORRECT
ANSWERCurrent flow stops in the circuit
which statement best describes one time constant of a capacitor? -CORRECT ANSWERThe
time it takes to charge to 63.2% of applied voltage
In a DC circuit, which is correct about capacitors the instant when power is applied? -
CORRECT ANSWERCurrent is maximum
If a circuit has a capacitor of 5 microfrauds and a source voltage of 120 volts DC through a
resistance of 200k, how long will it take to fully charge? -CORRECT ANSWER5 seconds
If two capacitors in parrallel have equal reactance of 40 ohms what is the total reactance? -
CORRECT ANSWER20ohms
Which of the following would increase the DC working voltage DCWV of a capacitor -
CORRECT ANSWERIncrease the plate area and the dielectric thickness
Which statement is correct concerning capacitors? -CORRECT ANSWERIncreased plate
area, increases capacitance
Which of the following is the unit used for measuring capacitance? -CORRECT
ANSWERFarad
