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Electric Circuits

Electric Circuits
If Vout = 1 V for 1 kHz input then what would be Vout for 10 kHz for same input ?

 None of these.
 0.1 V .
 0.01 V.
  1 V.

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Electric Circuits
Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is

 6:3:2.
 2:4:6.
 2:3:6.
 6:4:2.

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Electric Circuits
In a capacitive circuit, the capacitive reactance is

 directly proportional to frequency
 indirectly proportional to the square of frequency
 indirectly proportional to frequency
 directly proportional to the square of frequency

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Electric Circuits
If one cycle of AC waveform occurs every millisecond, the frequency will be

 10 kHz.
 100 Hz.
 1000 Hz.
 50 Hz.

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Electric Circuits
Super mesh analysis is used in case of

 current source branch is common for two meshes.
 either 1 or 2.
 both.
 ideal voltage source is connected between two non reference nodes.

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Electric Circuits
A balanced star connected load with impedance of 30j - 300 Ω is supplied from a 3 - phase, 4-wire, 173 V system, the voltages to neutral being 100j -900, 100j - 300 and 100j -1500 V. The current in neutral wire is

  50 A.
  5 A.
  zero.
  8.85 A.

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