Exercise: Networks Analysis And Synthesis

Questions for: Networks Analysis And Synthesis

Pick the correct statement with respect to following figure.
A:
both the circuit are not identical filter Ckts
B:
identical filter circuit at all frequencies
C:
identical filter circuit at low frequency
D:
identical filter circuit at high frequency
Answer: C
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The phase difference (jω - p1 )
A:
phasor directed from p1 to jω
B:
phasor directed from origin to p1
C:
phasor directed from origin to jω point
D:
phasor directed from jω to p1
Answer: A
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A phasor is
A:
a line representing the magnitude and direction of an alternating quantity
B:
a line which represents the magnitude and phase of an alternating quantity
C:
an instrument used for measuring phases of an unbalanced 3-phase load
D:
a coloured tag or band for distinguishing between different phases of a 3-phase supply
Answer: B
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If figure, I = 2A if R = 20 Ω. When R = 10 Ω current I is
A:
1 A
B:
2 A
C:
2.5 A
D:
3 A
Answer: B
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The maximum phase difference between the applied voltage and current in a RLC series current with finite values of R, L, C, and f can be
A:
less than 90°
B:
less than 45°
C:
180°
D:
30°
Answer: A
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