Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 12, Problem 2P
To determine
The waveshapes of current I and voltages VR and VL .
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Chapter 12 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 12 - In an ac circuit where R=XL, the phase angle is...Ch. 12 - Prob. 2TFQCh. 12 - In an ac series RL circuit, the current and...Ch. 12 - In an ac parallel RL circuit, the inductive...Ch. 12 - In an ac parallel RL circuit, the voltage across...Ch. 12 - The unit siemens is used to measure both...Ch. 12 - Prob. 7TFQCh. 12 - If the power factor of a circuit is 0.5, the...Ch. 12 - Prob. 9TFQCh. 12 - Prob. 10TFQ
Ch. 12 - In a series RL circuit, the resistor voltage Leads...Ch. 12 - Prob. 2STCh. 12 - Prob. 3STCh. 12 - If the frequency is doubled and the resistance is...Ch. 12 - Prob. 5STCh. 12 - Prob. 6STCh. 12 - Prob. 7STCh. 12 - Prob. 8STCh. 12 - Prob. 9STCh. 12 - Prob. 10STCh. 12 - Prob. 11STCh. 12 - Prob. 12STCh. 12 - If a load is purely inductive and the reactive...Ch. 12 - Prob. 14STCh. 12 - Prob. 15STCh. 12 - Determine the cause for each set of symptoms....Ch. 12 - Determine the cause for each set of symptoms....Ch. 12 - Prob. 3TSCCh. 12 - Prob. 4TSCCh. 12 - Prob. 5TSCCh. 12 - Prob. 1PCh. 12 - Prob. 2PCh. 12 - Find the impedance of each circuit in Figure...Ch. 12 - Determine the impedance and phase angle in each...Ch. 12 - In Figure 12-52, determine the impedance at each...Ch. 12 - Determine the values of R and XL in a series RL...Ch. 12 - If the frequency of the source is increased to 1...Ch. 12 - Determine the voltage across the total resistance...Ch. 12 - Find the current for each circuit of Figure 12-50.Ch. 12 - Calculate the total current in each circuit of...Ch. 12 - Determine for the cicutit in Figure 12-53.Ch. 12 - If the inductance in Figure 12-53 is doubled, does...Ch. 12 - Draw the waveforms for Vs,VRandVL in Figure 12-53....Ch. 12 - For the circuit in Figure 12-54, find VRandVL for...Ch. 12 - For the lag circuit in Figure 12-55, determine the...Ch. 12 - Repeat Problem 15 for the lead circuit in Figure...Ch. 12 - What is the impedance for the circuit in Figure...Ch. 12 - Repeat Problem 17 for the following frequencies:...Ch. 12 - At what frequecy does XL equal R in Figure 12-57?Ch. 12 - Find the total current and each branch current in...Ch. 12 - Determine the following quantities in Figure...Ch. 12 - Convert the circuit in Figure 12-60 to an...Ch. 12 - Determine the voltage across each element in...Ch. 12 - Is the circuit in Figure 12-61 predominantly...Ch. 12 - Find the current in each branch and the total...Ch. 12 - In a certain RL circuit, the true power is 100 mW,...Ch. 12 - Determine the true power and the reactive power in...Ch. 12 - What is the power factor in Figure 12-58?Ch. 12 - Determine Ptrue,Pr,Pa, and PF for the circuit in...Ch. 12 - Plot the response curve for the circuit in Figure...Ch. 12 - Using the same procedure as in Problem 30, plot...Ch. 12 - Draw the voltage phasor diagram for each circuit...Ch. 12 - Prob. 33PCh. 12 - Prob. 34PCh. 12 - Determine the voltage across the inductors in...Ch. 12 - Is the circuit in Figure 12-64 predominantly...Ch. 12 - Find the total current in Figure 12-64.Ch. 12 - Determine the phase shift and attenuation...Ch. 12 - Design an ideal inductive switching circuit that...Ch. 12 - Prob. 44PCh. 12 - Prob. 45PCh. 12 - Prob. 46PCh. 12 - Prob. 47PCh. 12 - Open file P12-48. Determine if there is a fault...Ch. 12 - Prob. 49P
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- In rl circuit the voltage across the inductor is v(t) = 2e^(-4t) v nd the current is passing through inductor is i(t)= 80e^(-4t) mA the initial energy stored in the inductor isarrow_forwardFind i and Vx in the circuit in the following image. Let i(0) = 12Aarrow_forwardAn RLC parallel circuit has an applied voltage of 208 V. R = 68 Ω, XL = 87 Ω, and XC = 81 Ω. What is the power factor? Group of answer choices 0.663 0.998 0.723 0.788arrow_forward
- In an RL series circuit, current lags the voltage by 90°. Select one: O True O Falsearrow_forward1047 Determine i, in the circuit of F 10 sin(r - 30°) Varrow_forwardIn a series RL circuit supplied from a sinousosin voltage source, voltage source R and L are 3 V and 4 V respectively. The supply voltage is the ?arrow_forward
- Compute the impedance of a series RL circuit with the following values: R = 114 ΩL = 347 mHf = 60 hzarrow_forwardAn RLC parallel circuit has an applied voltage of 208 V. R = 68 Ω, XL = 87 Ω, and XC = 81 Ω. What is the power factor? 0.684 0.835 0.998 0.788arrow_forwardAn RLC parallel circuit has an applied voltage of 240 V. R = 48 Ω, XL = 100 Ω, and XC = 36 Ω. What is angle theta? Group of answer choices 26.87° 34.36° 53.13° 40.48°arrow_forward
- The inductive circuit has ___________________ value of reactive power. a-Both positive and negative b-Zero c-Negative d-Positivearrow_forwardThe problem 5.26 is the problem above in the picture.arrow_forwardAn RLC series circuit with R = 5 Ω, C = 10 μF, and a variable inductance L has an applied voltage V = 110 V with a frequency of 60 Hz. L is adjusted until the voltage across the resistor isa maximum. Find the following:a. XL = ______________b. XC = ______________c. I = ______________ d. VL = ______________e. VC = ______________f. VR = ______________arrow_forward
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