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Electric Circuits

Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 R.
 2R/3.
 3R/2.
 R/2.

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Electric Circuits
In a series resonant circuit impedance is

 none of these.
 maximum.
 minimum.
 zero.

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Electric Circuits
The mass of a neutron of atom is

 1.672 × 10 - 26 Kg.
 1.609 × 10 - 31 Kg.
 1.602 × 10 - 19 Kg.
 1.675 × 10 - 27 Kg.

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Electric Circuits
Say A point has an absolute potential of 40 V and point B has an absolute potential of - 10 V, then what will be the value of VBA ?

 50 V.
  - 50 V.
  30 V.
  none of above.

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Electric Circuits
Bulb in street lighting are connected in

 series parallel.
 end of end.
 parallel.
 series.

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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

  8.85 A.
  50 A.
  zero.
  5 A.

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MORE MCQ ON Electric Circuits

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