ENGINEERING CIRCUIT...(LL)>CUSTOM PKG.<
9th Edition
ISBN: 9781260540666
Author: Hayt
Publisher: MCG CUSTOM
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Chapter 12.5, Problem 9P
Determine the wattmeter reading in Fig. 12.24, state whether or not the potential coil had to be reversed in order to obtain an upscale reading, and identify the device or devices absorbing or generating this power. The (+) terminal of the wattmeter is connected to (a) x; (b) y; (c) z.
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Chapter 12 Solutions
ENGINEERING CIRCUIT...(LL)>CUSTOM PKG.<
Ch. 12.1 - Let and . Find (a) Vad; (b) Vbc; (c) Vcd.Ch. 12.2 - Prob. 2PCh. 12.2 - Modify Fig. 12.9 by adding a 1.5 resistance to...Ch. 12.3 - A balanced three-phase three-wire system has a...Ch. 12.3 - A balanced three-phase three-wire system has a...Ch. 12.3 - Three balanced Y-connected loads are installed on...Ch. 12.4 - Each phase of a balanced three-phase -connected...Ch. 12.4 - Prob. 8PCh. 12.5 - Determine the wattmeter reading in Fig. 12.24,...Ch. 12.5 - Prob. 10P
Ch. 12 - Prob. 1ECh. 12 - Prob. 2ECh. 12 - Prob. 3ECh. 12 - Describe what is meant by a polyphase source,...Ch. 12 - Prob. 5ECh. 12 - Prob. 6ECh. 12 - Prob. 7ECh. 12 - Prob. 8ECh. 12 - Prob. 9ECh. 12 - Prob. 10ECh. 12 - The single-phase three-wire system of Fig. 12.31...Ch. 12 - Prob. 12ECh. 12 - Referring to the balanced load represented in Fig....Ch. 12 - Prob. 14ECh. 12 - Prob. 15ECh. 12 - Consider a simple positive phase sequence,...Ch. 12 - Assume the system shown in Fig. 12.34 is balanced,...Ch. 12 - Repeat Exercise 17 with Rw = 10 , and verify your...Ch. 12 - Prob. 19ECh. 12 - Prob. 20ECh. 12 - Prob. 21ECh. 12 - Prob. 22ECh. 12 - A three-phase system is constructed from a...Ch. 12 - Prob. 24ECh. 12 - Each load in the circuit of Fig. 12.34 is composed...Ch. 12 - Prob. 26ECh. 12 - Prob. 27ECh. 12 - A three-phase load is to be powered by a...Ch. 12 - For the two situations described in Exercise 28,...Ch. 12 - Prob. 30ECh. 12 - Prob. 31ECh. 12 - Prob. 32ECh. 12 - Repeat Exercise 32 if Rw = 1 . Verify your...Ch. 12 - Prob. 34ECh. 12 - Prob. 35ECh. 12 - Prob. 36ECh. 12 - A wattmeter is connected into the circuit of Fig....Ch. 12 - Find the reading of the wattmeter connected in the...Ch. 12 - (a) Find both wattmeter readings in Fig. 12.39 if...Ch. 12 - Circuit values for Fig. 12.40 are , , , , . Find...Ch. 12 - Prob. 41ECh. 12 - Prob. 42ECh. 12 - (a) Is the load represented in Fig. 12.41...Ch. 12 - Prob. 44E
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- 2) (20pts) m(t) and an unmodulated carrier, c(t), are given below m(t) = 2.2 cos(2л400t) – 7 cos(2л700t) +5 cos(2500) volts c(t) = 6 cos(2л2000) volts Sketch the amplitude spectrum for a Double Sideband Suppressed Carrier modulated waveform. You must carefully label all axes and provide each frequency component value (the x-value); each amplitude in Volts/Hz (the y-value). Include both negative and positive frequencies.arrow_forwardnot use ai pleasearrow_forwardFor the circuit shown, find the voltage vo using superposition. Let Vs1-11, V2=27 V, 1-4, R₁-8 02, R2=5 Q2, R3-17 02, R4-2002 and R5-14 02. In particular show your values for: V01, Vo due to Is only: V01- V02, Vo due to V51 only: Voz V03, Vo due to V52 only: V03= Then Vo Vo VSI +1 RI ww ww V. IS V. V. V. R3 R5 ww www + Vo R2 www R4 V$2 The relative tolerance for this problem is 10 %.arrow_forward
- For the circuit shown, let V-28, I-5, R₁=50, R₂-802, R3-2002, R4-17 2 and R5-11 Q, determine the maximum power dissipated by the load resistor R₁ as follows: ■ Find VTH seen by the load resistor R₁, VTh= (V) (50%) ⚫ {Hint: You can use superposition or any other method. } Find RTH seen by the load resistor RL, RT= (Q) (25%) ■ maximum power dissipated by the load resistor R₁: (W) (25%) Is R5 R 1 ww w R3 Vs ± R2 w R4 w RL + Vo The relative tolerance for this problem is 10 %.arrow_forward3) (40 pts) An FM modulated carrier is modulated by the following signal: m(t) = 4 cos(2л * (1000) *t) volts The modulator uses a frequency deviation of 3 KHz. The unmodulated carrier is: * c(t) = 5 cos(2π (100,000) *t) volts a) (10pts) What would be a good estimate of the bandwidth of modulated signal?arrow_forwardOnly expert should attemptarrow_forward
- For the circuit shown, let Vs1-20, Vs2= 8 V, R₁=6 02, R₂-402, R3-8 Q, and R4-5 0, find the voltage Vx and Vo using superposition and voltage division as follows: [Note: You are given to 2 attempts.] 1. Determine Vx (choose the closet value): Vx = V. ○ 10.963 ○ 8.77 2.696 3.852 4.933 O 4.622 O 1.541 2. Use Vx to find Vo (choose the closet value): Vo V. 0.428 1.797 ○ 3.081 none of the listed values 1.284 0.285 ○ 2.568 = VS1 +1 ww R1 Vx R2 ww R3 ww R4 ww The relative tolerance for this problem is 10%. + Vo - +1 V$2arrow_forwardFor the circuit shown below, find the voltage V using superposition. Let V-28 V, I-4, R₁=5 Q, R₂-20 0, R3-15 Q and R4-10 Q2. In particular calculate: V due to V₂ only- V due to l₂ only- V due to Vs and I V S (+ 1) V. V R3 V R4 IS RI The relative tolerance for this problem is 10%. + R₂ warrow_forwardplease solve, thank youarrow_forward
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