RL Circuits Questions

• Which of the following statements is true about a lag network?
• As frequency increases
• Calculate the voltage dropped across R1 in the given circuit.
• If XL= 100 Ω and R = 100 Ω, then impedance will be
• Calculate the voltage dropped across L2 in the given circuit.
• Which of the following statements is true if R1 opens in the circuit in the given circuit?
• What is the magnitude of the phase angle of a 24 Vac parallel RL circuit when R = 45 Ω and XL = 1100 Ω?
• Which of the following statements is true if the frequency decreases in the circuit in the given circuit?
• What is the magnitude of the phase angle between the source voltage and current when a 100 mH inductor with an inductive reactance of 6 kΩ and a 1 kΩ resistor are in series with a source?
• Which of the following statements is true if the inductor shorts out in the circuit in the given circuit?
• Which of the following statements is true if R = 100 Ω and XL = 100 Ω in the circuit in the given circuit?
• What is the true power of a 24 Vac parallel RL circuit when R = 45 Ω and XL = 1100 Ω?
• The phase angle will decrease in a series RL circuit if the inductance is increased.
• As frequency decreases in a parallel RL circuit the impedance also decreases.
• The current lags the source voltage in a series RL circuit.
• The circuit in the given circuit is a low-pass filter.
• The impedance of the circuit in the given circuit is 110 Ω .
• If Y = 20 mS, then Z = 20.
• For series ac circuits containing both resistance and inductive reactance, total opposition to current can be found by simply adding ohmic values or oppositions to current.
• If a 7.5 kΩ resistance is connected to a 10 kΩ inductive reactance in a series RL circuit, then the impedance equals 12.5 kΩ .