Determine the frequency at which the maximum power is transferred from the amplifier to the speaker in the given figure.
A. 1,027 Hz
B. 10,270 Hz
C. 6,330 Hz
D. 63,330 Hz
Answer: Option A
This Question Belongs to Electrical Engineering >> Circuit Theorems In Ac Analysis
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Referring to the given circuit, what is VTH if VS = 12 ∠0° V?
A. 4.69 ∠38.7° V
B. 9.38 ∠38.7° V
C. 12 ∠0° V
D. 6 ∠0° V
Referring to the given circuit, find ZTH if VS is 180° V.
A. 9.82 ∠-51.3° kΩ
B. 9.38 ∠-51.3° kΩ
C. 180 ∠-38.3° kΩ
D. 19.2 ∠-38.3° kΩ
Determine VTH when R1 is 180 Ω and XL is 90 Ω.
A. 135∠63.4° V
B. 13.5∠63.4° V
C. 12.2∠0° V
D. 122∠0° V
The two basic components of a Thevenin equivalent ac circuit are
A. The equivalent voltage source and the equivalent series impedance
B. The equivalent voltage source and the equivalent series resistance
C. The equivalent voltage source and the equivalent parallel impedance
D. The equivalent voltage source and the equivalent parallel resistance
B