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Pearson eText for Electrical Engineering: Principles & Applications -- Instant Access (Pearson+)
7th Edition
ISBN: 9780137562855
Author: Allan Hambley
Publisher: PEARSON+
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8.19 In the circuit shown in Fig. P8.19, u(t) = 40cos(105t) V,R1 = 100 W, R2 = 500 W, C = 0.1 μF, and L = 0.5 mH.Determine the complex power for each passive element, and verifythat conservation of energy is satisfied.
In the circuit shown, let R₁=7, R₂=12, R3=24, R4-2, V₁ =26, V2=104, and V3-78, to calculate the
power delivered (or absorbed) by the circuit inside the box, as follows:
{NOTE: On Multiple Choice Questions, like this problem, you have only one attempt }
1. The current I is equal to (choose the closed values in amperes)
O 1.156
-1.156
-1.209
-4.622
1.209
0
(A)
4.622
2. The power delivered (or absorbed) (choose the closest value in watts) (W)
-873.292
152.225
O 873.292
-122.181
-58.086
0
O 122.181
R₁
ww
V₂
R₂
R3
V1
ww
R4
√3
For the circuit shown, find the currents 11, 12, 16 and 17, given 13 =1 A, 14-19 A, 15 =-10 A, and Ig =5 A.
=
(A)
12
=
(A)
16 =
(A)
175
(A)
(Based on Alexander Textbook, Chapter2)
I5
12
14
18
13
16
• Round your values to 3-significant digits.
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- A wave radiated by an antenna is traveling in the outward radial direction along the +z axis. Its radiated field in the far zone region is described by its spherical components, and its polarization is right-hand (clockwise) circularly polarized. This radiated field impinging upon a receiving antenna whose polarization is also right-hand (clockwise) circularly polarized and whose polarization unit vector is represented by (ao-jas) E₁ = E(7,0,0) (0-100) Determine the polarization loss factor (PLF)arrow_forwardFind V0, it's an ideal Op-amparrow_forwardFjjrjarrow_forward
- HW_#1 HW_01.pdf EE 213-01 Assignments P Pearson MyLab and Mastering uah.instructure.com P Course Home Watch out for units (i.e, kQ, mA, etc), show all units on answers and clearly mark all answers 1)(5 pts) Specify if the following elements are absorbing or delivering power, and determine the amount of power being absorbed or delivered. 10 V + a) 5A + 5 V - b) 2A + 10 V -2A 2)(5 pts) Two circuits, shown by boxes A and B are connected as shown below. Use the current reference direction provided and the voltage reference polarity shown to determine the power for the interconnection. Also state the direction of power flow for the connection: form A to B or B to A. A I + I a) I = -6 A V = -20 Volts b) 1 = 8 A V = 30 Volts c) = 4 A V = -80 Volts d) I = -5 A V = 40 Volts B 3) (5 pts) Use Ohm's Law, KCL and KVL to determine values for V1, V2, V₁, I₁, and I2. 200 Ohms A, + 12 + V1 75 Ohms 3 Amps + V2 300 Ohms 25 Ohms 4) (5 pts) For the circuit in Problem 2, determine the power (expressed as a…arrow_forwardFind the power delivered across the 10 ohm resistorarrow_forwardFor the Circuit Below Find: A) io in terms of Rb and the numerical resistor values provided in the schematic. Reduce your solution to a minimal Equations B)the power delivered across Rb in terms of Rb and the numerical resistor values provided in the schematic. Reduce your solution to a minimal equation. C) the power delivered across Rc if Rb is 5 Q Ra $50 15Ω M 120 90V +1 Rb 150 150 m Rcarrow_forward
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