EBK PRINCIPLES OF ELECTRIC CIRCUITS
10th Edition
ISBN: 9780134880068
Author: Buchla
Publisher: VST
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Chapter 2, Problem 10TFQ
A fuel cell combines a fuel with an oxidizer to produce electricity.
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Q1: Design a logic circuit for the finite-state machine described by the assigned
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Find Va and Vb using mesh analysis
Find Va and Vb using Mesh analysis
Chapter 2 Solutions
EBK PRINCIPLES OF ELECTRIC CIRCUITS
Ch. 2 - How many coulombs do 93.8 1016 electrons...Ch. 2 - How much energy is required to move 50 C from one...Ch. 2 - If there are 2.0 A of current through the filament...Ch. 2 - A certain resistor has a yellow first band, a...Ch. 2 - A certain resistor has a yellow first band, a...Ch. 2 - What is the resistance indicated by 1K25?Ch. 2 - What is the cross-sectional area of a 0.0015 in....Ch. 2 - Use Table 2-3 to determine the resistance of 100...Ch. 2 - Related Problem In Figure 257 the switch is moved...Ch. 2 - The number of protons in the nucleus is the atomic...
Ch. 2 - The outermost shell of an atom contains the...Ch. 2 - Silicon and germanium are classed as insulators.Ch. 2 - The unit of charge is ampere.Ch. 2 - Like charges repel.Ch. 2 - Coulombs law shows the relationship of the energy...Ch. 2 - A battery stores charge.Ch. 2 - An ideal voltage source can provide a constant...Ch. 2 - A volt can be defined in terms of energy per...Ch. 2 - A fuel cell combines a fuel with an oxidizer to...Ch. 2 - The unit of current is coulomb.Ch. 2 - In a 5-band precision resistor, the fourth band is...Ch. 2 - A resistor with a single black band represents...Ch. 2 - A resistor labeled 0R1 is 1 ohm.Ch. 2 - A rheostat performs the same function as a...Ch. 2 - A strain gauge changes resistance in response to...Ch. 2 - Prob. 17TFQCh. 2 - A circular mil is a unit of area.Ch. 2 - The three basic measurements that can be done by a...Ch. 2 - If a GFCI breaker detects a difference in the hot...Ch. 2 - A neutral atom with an atomic number of three has...Ch. 2 - Electron orbits are called 1. shells 2. nuclei 3....Ch. 2 - Materials in which there is no current when...Ch. 2 - When placed close together, a positively charged...Ch. 2 - The charge on a single electron is 1. 6.25 1018 C...Ch. 2 - Potential difference is another term for 1. energy...Ch. 2 - The unit of energy is the 1. watt 2. coulomb 3....Ch. 2 - Which one of the following is not a type of energy...Ch. 2 - Which one of the following is not a possible...Ch. 2 - Electrical current is defined as 1. the reciprocal...Ch. 2 - There is no current in a circuit when 1. a switch...Ch. 2 - The primary purpose of a resistor is to 1....Ch. 2 - Wire resistance depends on the 1. type of material...Ch. 2 - Potentiometers and rheostats are types of 1....Ch. 2 - The current in a given circuit is not to exceed 22...Ch. 2 - The neutral line in a ac utility should 1. have...Ch. 2 - What is the charge in coulombs of the nucleus of a...Ch. 2 - What is the charge in coulombs of the nucleus of a...Ch. 2 - How many coulombs of charge do 50 1031 electrons...Ch. 2 - How many electrons does it take to make 80 C...Ch. 2 - Determine the voltage in each of the following...Ch. 2 - Five hundred joules of energy are used to move 100...Ch. 2 - What is the voltage of a battery that uses 24 J of...Ch. 2 - How much energy does a 12 V battery use to move...Ch. 2 - If a resistor with a current of 20 mA through it...Ch. 2 - List four common sources of voltage.Ch. 2 - Upon what principle is electrical generators...Ch. 2 - How does and electronic power supply differ from...Ch. 2 - A certain current source provides 100 mA to a 1 k...Ch. 2 - Determine the current in each of the following...Ch. 2 - Six-tenths coulomb passes a point in 3 s. What is...Ch. 2 - How long does it take 10 C to flow past a point if...Ch. 2 - How many coulombs pass a point in 0.1 s when the...Ch. 2 - 5.74 1017 electrons flow through a wire in 250...Ch. 2 - Find the conductance for each of the following...Ch. 2 - Find the resistance corresponding to the following...Ch. 2 - Determine the resistance values and tolerance for...Ch. 2 - Find the minimum and the maximum resistance within...Ch. 2 - Determine the color bands for each of the...Ch. 2 - Determine the resistance and tolerance of each of...Ch. 2 - Determine the resistance and percent tolerance for...Ch. 2 - From the selection of resistors in Figure 267,...Ch. 2 - Determine the color bands for each of the...Ch. 2 - Determine the resistance and tolerance of each of...Ch. 2 - Determine the color bands for each of the...Ch. 2 - The adjustable contact of a linear potentiometer...Ch. 2 - What resistance is indicated by 4K7?Ch. 2 - Determine the resistance and tolerance of each...Ch. 2 - Trace the current path in Figure 268(a) with the...Ch. 2 - With the switch in either position, redraw the...Ch. 2 - There is only one circuit in Figure 268 in which...Ch. 2 - In Figure 268, determine which (if any) circuits...Ch. 2 - In Figure 268, determine which (if any) circuits...Ch. 2 - Through which resistor in Figure 269 is there...Ch. 2 - Devise a switch arrangement whereby two voltage...Ch. 2 - Show how a single switch can be used to connect a...Ch. 2 - Show the placement of an ammeter and a voltmeter...Ch. 2 - Prob. 42PQCh. 2 - In Figure 271, how much voltage does each meter...Ch. 2 - In Figure 271, indicate how to connect an ammeter...Ch. 2 - In Figure 269, show the proper placement of...Ch. 2 - Show the proper placement of voltmeters to measure...Ch. 2 - What is the voltage reading of the meter in Figure...Ch. 2 - How much resistance is the ohmmeter in Figure...Ch. 2 - Determine the resistance indicated by each of the...Ch. 2 - What is the maximum resolution of a 4-digit DMM?Ch. 2 - Indicate how you would connect the multimeter in...
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- Find Va and Vb using nodal analysisarrow_forward2. Using the approximate method, hand sketch the Bode plot for the following transfer functions. a) H(s) = 10 b) H(s) (s+1) c) H(s): = 1 = +1 100 1000 (s+1) 10(s+1) d) H(s) = (s+100) (180+1)arrow_forwardQ4: Write VHDL code to implement the finite-state machine described by the state Diagram in Fig. 1. Fig. 1arrow_forward
- 1. Consider the following feedback system. Bode plot of G(s) is shown below. Phase (deg) Magnitude (dB) -50 -100 -150 -200 0 -90 -180 -270 101 System: sys Frequency (rad/s): 0.117 Magnitude (dB): -74 10° K G(s) Bode Diagram System: sys Frequency (rad/s): 36.8 Magnitude (dB): -99.7 System: sys Frequency (rad/s): 20 Magnitude (dB): -89.9 System: sys Frequency (rad/s): 20 Phase (deg): -143 System: sys Frequency (rad/s): 36.8 Phase (deg): -180 101 Frequency (rad/s) a) Determine the range of K for which the closed-loop system is stable. 102 10³ b) If we want the gain margin to be exactly 50 dB, what is value for K we should choose? c) If we want the phase margin to be exactly 37°, what is value of K we should choose? What will be the corresponding rise time (T) for step-input? d) If we want steady-state error of step input to be 0.6, what is value of K we should choose?arrow_forward: Write VHDL code to implement the finite-state machine/described by the state Diagram in Fig. 4. X=1 X=0 solo X=1 X=0 $1/1 X=0 X=1 X=1 52/2 $3/3 X=1 Fig. 4 X=1 X=1 56/6 $5/5 X=1 54/4 X=0 X-O X=O 5=0 57/7arrow_forwardQuestions: Q1: Verify that the average power generated equals the average power absorbed using the simulated values in Table 7-2. Q2: Verify that the reactive power generated equals the reactive power absorbed using the simulated values in Table 7-2. Q3: Why it is important to correct the power factor of a load? Q4: Find the ideal value of the capacitor theoretically that will result in unity power factor. Vs pp (V) VRIPP (V) VRLC PP (V) AT (μs) T (us) 8° pf Simulated 14 8.523 7.84 84.850 1000 29.88 0.866 Measured 14 8.523 7.854 82.94 1000 29.85 0.86733 Table 7-2 Power Calculations Pvs (mW) Qvs (mVAR) PRI (MW) Pay (mW) Qt (mVAR) Qc (mYAR) Simulated -12.93 -7.428 9.081 3.855 12.27 -4.84 Calculated -12.936 -7.434 9.083 3.856 12.32 -4.85 Part II: Power Factor Correction Table 7-3 Power Factor Correction AT (us) 0° pf Simulated 0 0 1 Measured 0 0 1arrow_forward
- Questions: Q1: Verify that the average power generated equals the average power absorbed using the simulated values in Table 7-2. Q2: Verify that the reactive power generated equals the reactive power absorbed using the simulated values in Table 7-2. Q3: Why it is important to correct the power factor of a load? Q4: Find the ideal value of the capacitor theoretically that will result in unity power factor. Vs pp (V) VRIPP (V) VRLC PP (V) AT (μs) T (us) 8° pf Simulated 14 8.523 7.84 84.850 1000 29.88 0.866 Measured 14 8.523 7.854 82.94 1000 29.85 0.86733 Table 7-2 Power Calculations Pvs (mW) Qvs (mVAR) PRI (MW) Pay (mW) Qt (mVAR) Qc (mYAR) Simulated -12.93 -7.428 9.081 3.855 12.27 -4.84 Calculated -12.936 -7.434 9.083 3.856 12.32 -4.85 Part II: Power Factor Correction Table 7-3 Power Factor Correction AT (us) 0° pf Simulated 0 0 1 Measured 0 0 1arrow_forwardelectric plants. Prepare the load schedulearrow_forwardelectric plants Draw the column diagram. Calculate the voltage drop. by hand writingarrow_forward
- electric plants. Draw the lighting, socket, telephone, TV, and doorbell installations on the given single-story project with an architectural plan by hand writingarrow_forwardA circularly polarized wave, traveling in the +z-direction, is received by an elliptically polarized antenna whose reception characteristics near the main lobe are given approx- imately by E„ = [2â, + jâ‚]ƒ(r. 8, 4) Find the polarization loss factor PLF (dimensionless and in dB) when the incident wave is (a) right-hand (CW) An elliptically polarized wave traveling in the negative z-direction is received by a circularly polarized antenna. The vector describing the polarization of the incident wave is given by Ei= 2ax + jay.Find the polarization loss factor PLF (dimensionless and in dB) when the wave that would be transmitted by the antenna is (a) right-hand CParrow_forwardjX(1)=j0.2p.u. jXa(2)=j0.15p.u. jxa(0)=0.15 p.u. V₁=1/0°p.u. V₂=1/0° p.u. 1 jXr(1) = j0.15 p.11. jXT(2) = j0.15 p.u. jXr(0) = j0.15 p.u. V3=1/0° p.u. А V4=1/0° p.u. 2 jX1(1)=j0.12 p.u. 3 jX2(1)=j0.15 p.u. 4 jX1(2)=0.12 p.11. JX1(0)=0.3 p.u. jX/2(2)=j0.15 p.11. X2(0)=/0.25 p.1. Figure 1. Circuit for Q3 b).arrow_forward
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