EBK ELECTRIC CIRCUITS
10th Edition
ISBN: 8220100801792
Author: Riedel
Publisher: YUZU
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Chapter 12, Problem 12P
(a)
To determine
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(b)
To determine
Show that
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12.38 If the circuit shown in Fig. P12.38(a) is excited by the
current waveform is(t) shown in Fig. P12.38(b), determine i(t)
for 1 > 0, given that R₁ = 102, R2 = 5 92, and C = 0.02 F.
is(t)
R₁
i(t)
R₂
is(t)
1.5 A
1.5A |
1 A
0.5 A-
M
0.5A-
(a) Circuit
www.
(b) Waveform
0 = 4 rad/s
t
Figure P12.38 Circuit for Problems 12.38 to 12.40.
EXERCISE 1: Consider the waveguide of Example
Calculate the phase
constant, phase velocity and wave impedance for TE10 and TM11 modes at the
operating frequency of 15 GHz.
=
192.4 . For
Answer: For TE10, B = 615.6 rad/m, u = 1.531 × 108 m/s, TE
529.4 rad/m, u = 1.78 x 10 m/s, TM = 158.8 Q.
TM11, B
Example 1: 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, &=4&o Hr = 1°
Calculate the cutoff frequencies of the modes.
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Chapter 12 Solutions
EBK ELECTRIC CIRCUITS
Ch. 12.4 - Prob. 1APCh. 12.5 - Prob. 2APCh. 12.7 - Prob. 3APCh. 12.7 - Prob. 4APCh. 12.7 - Prob. 5APCh. 12.7 - Prob. 6APCh. 12.7 - Prob. 7APCh. 12.7 - Prob. 8APCh. 12.7 - Prob. 9APCh. 12.8 - Use the initial- and final-value theorems to find...
Ch. 12 - Prob. 1PCh. 12 - Prob. 2PCh. 12 - Use step functions to write the expression for...Ch. 12 - Prob. 4PCh. 12 - Explain why the following function generates an...Ch. 12 - Find the area under the function shown in Fig....Ch. 12 - Prob. 7PCh. 12 - Prob. 8PCh. 12 - Prob. 9PCh. 12 - Prob. 10PCh. 12 - Prob. 11PCh. 12 - Prob. 12PCh. 12 - Prob. 13PCh. 12 - Prob. 14PCh. 12 - Prob. 15PCh. 12 - Prob. 16PCh. 12 - Prob. 17PCh. 12 - Prob. 18PCh. 12 - Prob. 19PCh. 12 - Prob. 20PCh. 12 - Prob. 21PCh. 12 - Prob. 22PCh. 12 - Prob. 23PCh. 12 - Prob. 24PCh. 12 - Prob. 25PCh. 12 - Prob. 26PCh. 12 - Prob. 27PCh. 12 - The switch in the circuit in Fig. P12.28LO has...Ch. 12 - Prob. 29PCh. 12 - Prob. 30PCh. 12 - Prob. 31PCh. 12 - Prob. 33PCh. 12 - Prob. 39PCh. 12 - Prob. 40PCh. 12 - Prob. 41PCh. 12 - Prob. 42PCh. 12 - Prob. 43PCh. 12 - Prob. 44PCh. 12 - Prob. 45PCh. 12 - Use the initial-value theorem to find the initial...Ch. 12 - Prob. 47PCh. 12 - Prob. 48PCh. 12 - Prob. 49PCh. 12 - Prob. 50PCh. 12 - Prob. 51PCh. 12 - Prob. 52PCh. 12 - Prob. 53PCh. 12 - Prob. 54PCh. 12 - Prob. 55PCh. 12 - Prob. 56P
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