Loose Leaf for Engineering Circuit Analysis Format: Loose-leaf
9th Edition
ISBN: 9781259989452
Author: Hayt
Publisher: Mcgraw Hill Publishers
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Chapter 13, Problem 13E
To determine
Plot the magnitude of
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a. A single-phase semi-converter supplies an inductive load having an impedance of 3k. Assume that the output current is constant and is equal to Id. If the supply voltage is 220V and the firing angle is maintained at /2, calculate (i) Average output voltage, (ii) Supply RMS current, (iii) Supply fundamental RMS current.
. At a 12.47 kV (line to line) distribution system the communication interference (CI) was observed due to 5% of 5th harmonic currents generated by a 3000 kVA arc furnace. In order to avoid CI it is required to convert an existing 600 kVAr capacitor to 5th harmonic filter considering the total kVAr should not exceed 135%. Calculate the following:
(i) Capacitor reactance
(ii) Reactance of the series reactor
(iii) Fundamental frequency current
(iv) 5th harmonic frequency current
(v) Tuned frequency voltage
(vi) Total rms current
(vii) Fundamental frequency voltage
(viii) Voltage (rms) across the capacitor bank
(ix) Check whether the filter kVAr rating is within limit?
(x) Comment how the existing capacitor bank is converted to filter
A coil of inductance 318.3 mH and neg[1]ligible resistance is connected in series with a 200 resistor to a 240V, 50 Hz supply. Calculate (a) the inductive reactance of the coil, (b) the impedance of the circuit, (c) the current in the circuit, (d) the p.d. across each component, and (e) the circuit phase angle
Chapter 13 Solutions
Loose Leaf for Engineering Circuit Analysis Format: Loose-leaf
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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