51. Nota
52. Determine VTH if R1 is changed to 3.3 kΩ.
(a) 0.574 ∠16.7° V
(b) 4.63 ∠16.7° V
(c) 4.63 ∠39.5° V
(d) 0.463 ∠39.5° V
53. For the circuit given, determine the Thevenin voltage as seen by RL.
(a) 0.574 ∠16.7° V
(b) 5.74 ∠16.7° V
(c) 0.574 ∠–16.7° V
(d) 5.74 ∠–16.7° V
54. In applying the superposition theorem, ________.
(a) the sources are considered one at a time with all others replaced by their internal impedance
(b) all sources are considered independently
(c) all sources are considered simultaneously
(d) the sources are considered one at a time with all others replaced by their internal resistance
55. Nota
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