ELECTRIC MOTORS+CONTROLS ACTIVITIES MAN.
3rd Edition
ISBN: 9781260439380
Author: Petruzella
Publisher: MCG
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Chapter 3.2, Problem 6RQ
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Explain the process how a photovoltaic cell produces electricity.
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12.21 Determine iL(t) in the circuit of Fig. P12.21 for t ≥ 0,given that the switch was opened at t = 0 after it had been closedfor a long time, us = 12 mV, R0 = 5 W, R1 = 10 W, R2 = 20 W,L = 0.2 H, and C = 6 mF.
12.20 Determine uout(t) in the circuit in Fig. P12.20, given thatus(t) = 35u(t) V, uC1(0−) = 20 V, uC2 (0−) = 0, R1 = 1 W,C1 = 1 F, R2 = 0.5 W, and C2 = 2 F.
12.16 In the circuit of Fig. P12.16, us(t) is a rectangular 5-Vpulse of duration 3 seconds starting at t = 0. Determine iL(t) fort ≥ 0, given that R1 = 6 W, L = 1 H, and C = 13 F. Assume thatinitially the capacitor had no charge stored in it.
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ELECTRIC MOTORS+CONTROLS ACTIVITIES MAN.
Ch. 3.1 - Define static electricity.Ch. 3.1 - Prob. 2RQCh. 3.1 - Prob. 3RQCh. 3.1 - Prob. 4RQCh. 3.1 - Define electrostatic discharge.Ch. 3.1 - Prob. 6RQCh. 3.1 - Name three ways for a neutral object to become...Ch. 3.1 - Charging by _______________ involves an...Ch. 3.1 - Prob. 9RQCh. 3.1 - Prob. 10RQ
Ch. 3.1 - Prob. 11RQCh. 3.2 - Prob. 1RQCh. 3.2 - What is the external force that causes electron...Ch. 3.2 - Prob. 3RQCh. 3.2 - Prob. 4RQCh. 3.2 - Prob. 5RQCh. 3.2 - Prob. 6RQCh. 3.2 - Compare the operation of grid-tie and off-grid PV...Ch. 3.2 - Prob. 8RQCh. 3.2 - Name the three basic components of a battery.Ch. 3.2 - Prob. 10RQCh. 3.2 - Prob. 11RQCh. 3.2 - How does an electric generator produce...Ch. 3.2 - What type of prime mover is used as part of wind...
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- A rectangular waveguide with dimensions a = 2.5 cm, b = 1 cm is to operate below 15.1 GHz. How many TE and TM modes can the waveguide transmit? if the guide is filled with a medium characterized by σ = 0, ε = 4 εor fr = 1' Calculate the cutoff frequencies of the modes.arrow_forwardConsider the waveguide Calculate the phase constant, phase velocity and wave impedance for TE10 and TM11 modes at the operating frequency of 15 GHz. Answer: For TE10, 6 = 615.6 rad/m, u = 1.531 × 108 m/s, TE = 192.4. For TM11, B = 529.4 rad/m, u = 1.78 × 10° m/s, TM = 158.8 0.arrow_forwardAn air-filled 5- by 2-cm waveguide has Ezs = 20 sin 40лx sin 50лу eBz v/m at 15 GHz. (a) What mode is being propagated? (b) Find B. (c) Determine Ey/Ex. Answer: (a) TM21, (b) 241.3 rad/m, (c) 1.25 tan 40лx cot 50ду.arrow_forward
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- Don't use ai to answer I will report you answerarrow_forwardThe quantum efficiency of a pin-photodiode is 75 % at a wavelength of 1320 nm. The diode’s capacitance is 11 pF. For an input optical power of 1 mW, evaluate the mean (4)arrow_forwardDon't use ai to answer I will report you answerarrow_forward
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