Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 23, Problem 6P
Find the applied voltage of an iron-core transformer if the secondary voltage is
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For the following circuit if the
secondary voltage of the
transformer is 20V rms, the PIV of
the diodes are
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O 61.61 V
33 V
O56.56 V
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A Volt ac voltage is applied to the primary input of a transformer. A load of B ohms at the output it depends. Since the primary spiral number of the transformer is C and the secondary spiral number is C, the primary current is, Find the secondary voltage and secondary current.
A= 752
B=257
C=257
Ç= 16
For the following circuit if the
secondary voltage of the
transformer is 20V rms, the output
voltage and the PIV of the diodes are
V.
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C3
D,
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C4
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2Vm
O 130.1 V, 55 V
O 113.1 V, 56.56 V
123.2, 61.61 V
55.5 V, 33 V
Chapter 23 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 23 - For the air-core transformer in Fig. 23.57: Find...Ch. 23 - Repeat Problem 1 if k is changed to 1. Repeat...Ch. 23 - RepeatProblem1fork=0.3,NP=300turns,andNS=25turns.Ch. 23 - For the iron-core transformer (k = 1) in Fig....Ch. 23 - RepeatProblem4forNP=240andNS=30.Ch. 23 - Find the applied voltage of an iron-core...Ch. 23 - If the maximum flux passing through the core of...Ch. 23 - For the iron-core transformer in Fig. 23.59: Find...Ch. 23 - Find the input impedance for the iron-core...Ch. 23 - Find the voltage Vg, and the current Ip if the...
Ch. 23 - If VL=240V,ZL=20resistor,Ip=0.05AandNs=50 find the...Ch. 23 - If Np400,Ns=1200andVg=100V,findthemagnitudeofIp...Ch. 23 - For the circuit in Fig. 23.60, find the...Ch. 23 - For the transformer in Fig. 23.61, determine the...Ch. 23 - For the transformer in Fig. 23.61, if the...Ch. 23 - Prob. 16PCh. 23 - Discuss in your own words the frequency...Ch. 23 - Determine the total inductance of the series coils...Ch. 23 - Determine the total inductance of the series coils...Ch. 23 - Determine the total inductance of the series coils...Ch. 23 - Write the mesh equations for the network in Fig....Ch. 23 - Determine the input impedance to the air-core...Ch. 23 - An ideal transformer is rated...Ch. 23 - Determine the primary and secondary voltages and...Ch. 23 - For the center-tapped transformer in Fig. 23.42,...Ch. 23 - For the multiple-load transformer in Fig. 23.43,...Ch. 23 - Prob. 27PCh. 23 - Write the mesh equations for the network of Fig....Ch. 23 - Write the mesh equations for the network of Fig....Ch. 23 - A current transformer has a secondary with 250...Ch. 23 - Generate the schematic for the network in Fig....Ch. 23 - Prob. 32PCh. 23 - Using a transformer from the library find the load...
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- The rated power of a certain transformer is 1 kVA. The transformer operates at 60 Hz and 120 V ac. at 60 Hz and 120 V ac. The secondary voltage is 600 V. (a) What is the maximum current at the load? (b) What is the smallest RL value that can be excited? (c) What is the largest capacitor that can be connected as a load?arrow_forwardIn a step-up transformer, the turn ratio is 1: 20. The resistance of 100 connected across the secondary is drawing a current of 2 A. What are the primary voltage and current respectively?arrow_forward1. An ideal transformer with a 450 turn primary connected to a 600 V, 60 Hz supply line needs to output 240 V from the secondary. A 100 load is connected across the secondary. How many turns the secondary must have to output the desired voltage? What is the current through the load? What is the current drawn through the primary?arrow_forward
- In the given circuit, a step down transformer with an RMS voltage as 110V /11-0-11 V is used with RL = 1 KO. Assume diode as Germanium and the input frequency is F= 50HZ. D, CT Vin RL D2 1- Name the given circuit. 2- Find The PIV. 3- Find Current trough load resistance. 4- Draw the Input and Output wave forms. allarrow_forwardAn ideal transformer having 50 turns on the primary and 1250 turns on the secondary is connected to a 100 V, 60 Hz source. The load across the secondary an RL-load with R = 250Ω and L = 0.5 H. i. What is the peak value of the flux in the core of the transformer? ii. What is the secondary voltage? iii. What is the primary currentarrow_forward2. When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is 1. d States) D, Focusarrow_forward
- Determine the peak-to-peak ripple and dc output voltages. The transformer has a 36 Vrms secondary voltage rating, and the line voltage has a frequency of 60 Hz. Use germanium diodes. 110 Vrms 00000 lllll Rsurge www 10 Ω C 100 μF ww RL 3.3 ΚΩarrow_forwardFor figure (1)draw and calculate the voltages waveform across each half of secondary winding and across load when 100sin2π60t applied across the primary, then find PIV.arrow_forwardFor the given circuit below, a step down transformer gives an RMS voltage of 230 V/ 14.9-0-14.9 V with a load resistance of 2.2 Kiloohms. Assume Silicon diodes are used. Determine the Peak Inverse Voltage of the diode. D, RL D2 32.63 21.07 42.14 O26.97arrow_forward
- In a step-down transformer ratio, which is larger the number of ratio O the number of turns O Secondary Voltage O Primary Voltagearrow_forwardWith a turns ratio of 12 to 1 and an input voltage of 240V and output 12V, propose a system of transformer and turns.arrow_forwardWhich of the following quantities is increase in a step-down transformer? Current Voltage O Power O Frequencyarrow_forward
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