ENGINEERING CIRCUIT...(LL)>CUSTOM PKG.<
9th Edition
ISBN: 9781260540666
Author: Hayt
Publisher: MCG CUSTOM
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Chapter 13.4, Problem 9P
Let N1 = 1000 turns and N2 = 5000 turns in the ideal transformer shown in Fig. 13.34. If ZL = 500 − j400 Ω, find the average power delivered to ZL for (a)
■ FIGURE 13.34
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A step-up transformer connected to a 180 V line is used to supply a hydrogen-gas discharge tube with 6.0 kV (rms). The tube dissipates 77 W of power.
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1) Calculate the maximum RMS current in p.u. that guarantees the equality of losses between the
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Chapter 13 Solutions
ENGINEERING CIRCUIT...(LL)>CUSTOM PKG.<
Ch. 13.1 - Assuming M = 10 H, coil L2 is open-circuited, and...Ch. 13.1 - For the circuit of Fig. 13.9, write appropriate...Ch. 13.1 - For the circuit of Fig. 13.11, write an...Ch. 13.2 - Let is = 2 cos 10t A in the circuit of Fig. 13.14,...Ch. 13.3 - Element values for a certain linear transformer...Ch. 13.3 - (a) If the two networks shown in Fig. 13.20 are...Ch. 13.3 - If the networks in Fig. 13.23 are equivalent,...Ch. 13.4 - Prob. 8PCh. 13.4 - Let N1 = 1000 turns and N2 = 5000 turns in the...Ch. 13 - Prob. 1E
Ch. 13 - With respect to Fig. 13.36, assume L1 = 500 mH, L2...Ch. 13 - The circuit in Fig. 13.36 has a sinusoidal input...Ch. 13 - Prob. 4ECh. 13 - Prob. 5ECh. 13 - The circuit in Fig. 13.38 has a sinusoidal input...Ch. 13 - The physical construction of three pairs of...Ch. 13 - Prob. 8ECh. 13 - Prob. 9ECh. 13 - Calculate v1 and v2 if i1 = 5 sin 40t mA and i2 =...Ch. 13 - Prob. 11ECh. 13 - For the circuit of Fig. 13.41, calculate I1, I2,...Ch. 13 - Prob. 13ECh. 13 - Prob. 14ECh. 13 - In the circuit of Fig. 13.43, M is reduced by an...Ch. 13 - Prob. 16ECh. 13 - Prob. 17ECh. 13 - Prob. 18ECh. 13 - Prob. 19ECh. 13 - Note that there is no mutual coupling between the...Ch. 13 - Prob. 21ECh. 13 - (a) Find Zin(j) for the network of Fig 13.50. (b)...Ch. 13 - For the coupled coils of Fig. 13.51, L1 = L2 = 10...Ch. 13 - Prob. 24ECh. 13 - Prob. 25ECh. 13 - Prob. 26ECh. 13 - Consider the circuit represented in Fig. 13.53....Ch. 13 - Compute v1, v2, and the average power delivered to...Ch. 13 - Assume the following values for the circuit...Ch. 13 - Prob. 30ECh. 13 - Prob. 31ECh. 13 - Prob. 32ECh. 13 - Prob. 33ECh. 13 - Prob. 34ECh. 13 - Prob. 35ECh. 13 - Prob. 36ECh. 13 - Prob. 37ECh. 13 - FIGURE 13.60 For the circuit of Fig. 13.60, redraw...Ch. 13 - Prob. 39ECh. 13 - Prob. 40ECh. 13 - Calculate the average power delivered to the 400 m...Ch. 13 - Prob. 42ECh. 13 - Calculate the average power delivered to each...Ch. 13 - Prob. 44ECh. 13 - Prob. 45ECh. 13 - Prob. 46ECh. 13 - Prob. 47ECh. 13 - Prob. 48ECh. 13 - A transformer whose nameplate reads 2300/230 V, 25...Ch. 13 - Prob. 52ECh. 13 - As the lead singer in the local rock band, you...Ch. 13 - Obtain an expression for V2/Vs in the circuit of...Ch. 13 - Prob. 55E
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- A 100kVA transformer has a maximum efficiency of 0.95 at 50% full load and unity power factor . During a day , it is loaded as follows : 100kVA at unity p.f for 8hours , 50kVA at 0.8p.f. for 6hours, and no load for 10hours. Determine its all day efficiency .arrow_forwardIn the circuit shown below, the transformer is driven by a source with an open circuit voltage Vs of 120 V (rms) and an internal impedance Zs of 6 22. The frequency of the source is 200 rad/sec. The transformer drives a load consisting of a 60 n resistor. The transformer parameters are: R₁ = 12 Q2, R2 = 24 2, L₁ = 30 mH, L2 = 120 mH and k = 0.9. L1 Determine the currents /1 and /2 and the power delivered to the load. Vs Zs I₁ a b R₁ M L₁ M L₂ R₂ m d 1₂ N ZLarrow_forward8. The circuit below is similar to Problem 7 and operates at a frequency of 10 kHz. Circuit element Z can be either a capacitor or inductor. Assuming the transformer is ideal, determine the inductance or capacitance of Z and the turns ratio N that optimizes the power delivered to the load, RL , then calculate the power in R1. 1:N k 10490° R= 200 2 -j4 2 =arrow_forward
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