Basic Engineering Circuit Analysis
11th Edition
ISBN: 9781118539293
Author: J. David Irwin, R. Mark Nelms
Publisher: WILEY
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Chapter 1, Problem 37P
Find the power absorbed or supplied by element 1 in Fig.
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Chapter 1 Solutions
Basic Engineering Circuit Analysis
Ch. 1 - If the current in an electric conductor is 2.4 A,...Ch. 1 - Determine the time interval required for a 12�A...Ch. 1 - A lightning bolt carrying 30,000 A lasts for 50...Ch. 1 - If a 12-V battery delivers 100 J in 5 s, find (a)...Ch. 1 - The current in a conductor is 1.5 A. How many...Ch. 1 - If 60 C of charge pass through an electric...Ch. 1 - Determine the number of coulombs of charge...Ch. 1 - Five coulombs of charge pass through the element...Ch. 1 - The current that enters an element is shown in...Ch. 1 - The charge entering the positive terminal of an...
Ch. 1 - The charge entering the positive terminal of an...Ch. 1 - Prob. 12PCh. 1 - The power absorbed by the BOX in Fig. Pl. 13 is...Ch. 1 - The power absorbed by the BOX in Fig. Pl. 14 is...Ch. 1 - The energy absorbed by the BOX in Fig. P1.15 is...Ch. 1 - The charge that enters the BOX in Fig. P1.16 is...Ch. 1 - The energy absorbed by the BOX in Fig. Pl. 17 is...Ch. 1 - The charge entering the upper terminal of the BOX...Ch. 1 - The energy absorbed by the BOX in Fig. Pl. 19 is...Ch. 1 - Determine the amount of power absorbed or supplied...Ch. 1 - Calculate the power absorbed by element A in Fig....Ch. 1 - Calculate the power supplied by element A in Fig....Ch. 1 - Element A in the diagram in Fig. PI .23 absorbs 30...Ch. 1 - Element B in the diagram in Fig. P1.24 supplies 60...Ch. 1 - Element B in the diagram in Fig. PI .25 supplies...Ch. 1 - Element B in the diagram in Fig. Pl.26 supplies 72...Ch. 1 - (a) In Fig. Pl.27 (a), P1=36W. Is element 2...Ch. 1 - Two elements are connected in series, as shown in...Ch. 1 - Element 2 in Fig. Pl.29 absorbed 32W. Find the...Ch. 1 - Choose Is such that the power absorbed by element...Ch. 1 - Find the power that is absorbed or supplied by the...Ch. 1 - Find the power that is absorbed or supplied by the...Ch. 1 - Compute the power that is absorbed or supplied by...Ch. 1 - Find the power that is absorbed or supplied by...Ch. 1 - Find Ix in the network in Fig. P1.35.Ch. 1 - Prob. 36PCh. 1 - Find the power absorbed or supplied by element 1...Ch. 1 - Find the power absorbed or supplied by element 3...Ch. 1 - Find the power absorbed or supplied by element 1...Ch. 1 - Find Vx in the network in Fig. P1.40 using...Ch. 1 - Find Ix in the circuit in Fig. P1.41 using...Ch. 1 - Is the source Vs in the network in Fig. P1.42...Ch. 1 - Find I0 in the network in Fig. P1.43 using...Ch. 1 - Calculate the power absorbed by each element in...Ch. 1 - Calculate the power absorbed by each element in...Ch. 1 - In the circuit in Fig. P1.46, element 1 absorbs 40...
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- 1.7 The resistance of the semiconductor sample in Fig. P1.7 is measured between the two contacts as a function of wafer thickness t. The results are: t (μm) 200 R (2) 318.3 400 623.9 600 800 1000 929.5 1235.1 1540.7 ρ Fig. P1.7 Determine the resistivity p in §. cm and the specific contact resistance pc in 2. cm² 0.01 cm. Assume the current is confined to the area of the contact, shown by the shaded region. The contact is circular with the contact resistance given by Pc/A, where A is the contact area. for d = Re =arrow_forwardAn aluminum wire replaces a copper wire with the same value of resistance. If the crosssectional area of the copper wire is 500 CM, find the cross sectional area of the aluminumwire in SM.arrow_forwardthe Electrical conductivity of an alloy containing 10 at % of an alloying element is found to be 25.75 x 103 / (Ω cm) at 350 °C a. Determine the contributions to the total resistivity due to temperature and due to impurities. Given that the impurity resistivity coefficient is 1.857 x 10 -4 (Ω cm) and resistivity of Cu at 25 °C is 1.67 x 10-6 (Ω cm). b. what will be the electrical conductivity if this alloy contained 15at% of teh same alloying element at 180arrow_forward
- An engineer creates a model to predict the electric consumption of a household in summer in a day with a predictor variable of the number of hours the air-conditioner is running. The electric consumption is only at 23 kWh per day if aircon is not used. If the aircon was used by 1 hr, the electric consumption would increase by an additional 1.84 kWh. Find the average electric consumption if the aircon is used 19 hrs. NOTE: Express your answer with 2 decimal places. Do not put any units/letters.arrow_forwardIf DS1 busted/open, what is the voltage across L-N if a multi-tester set at 600V AC range?arrow_forwardThe numerical values for the currents and voltages in the circuit in Fig. P1.26 are given in Table P1.26. Find the total power developed in the circuit. Figure P1.26 Va a in ic Ve d. + TABLE P1.26 Element Voltage (kV) Current (mA) 150 0.6 b 150 -1.4 100 -0.8 d. 250 -0.8 300 -2.0 f - 300 1.2 WATTSarrow_forward
- 1.) A windmill produces on average 6 kW of electrical power over an 8-hr period. The electricity is used to charge storage batteries. In the charging process the batteries increase in temperature, causing them to lose heat to the surroundings at a rate of 500 Btu/hr. Determine the total energy (in Btu) stored in the batteries during this 8-hr period.arrow_forward2. For the network in Fig. , composed of standard values: a. Find the mathematical expressions for the voltage ye and the current ic when the switch is thrown into position 1. b. Find the mathematical expressions for the voltage ye and the current ic if the switch is thrown into position 2 at a time equal to five time constants of the charging circuit. c. Plot the waveforms of yc and ic for a period of time extending from 0 to 30 ms. E E 80 V c: 10 pF Uc R2 390 kN R1 100 k2arrow_forwardplz Answer this Quis. asap!!arrow_forward
- Assume you are an engineer in charge of a project and one of yoursubordinate engineer reports that the interconnection in Fig. P1.10 does notsatisfy the power check. The data in the problem is given in Table P1.10. a.) Isthe subordinate correct? Explain your answer. b.) If the subordinate is correct,can you find the error in the data?arrow_forwardAt 158 °F and 30 MPa, the density of pure CO₂ is (select the nearest value): A. B. C. D. E. 1800 kg/m³ 1200 kg/m³ 800 kg/m³ 600 kg/m³ 250 kg/m³arrow_forwardAssume you are an engineer in charge of a project and one of your subordinate engineer reports that the interconnection in Fig. P1.10 does not satisfy the power check. The data in the problem is given in Table P1.10. a.) Is the subordinate correct? Explain your answer. b.) If the subordinate is correct, can you find the error in the data?arrow_forward
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