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Electric Circuits

Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 Mho.
 Either Ohm or Mho.
 No units.
 Ohm.

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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 ?

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

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Electric Circuits
Electro-chemical equivalent is usually expressed in

  mg per volt.
  mg per kW.
  mg per kVA.
  mg per coulomb.

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Electric Circuits
In question no.3, which of the following is true ?

 None of these.
 iL(0) = ic (0).
 ic (0+) = i(0+).
 i(0+)= iL(0+).

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Electric Circuits
A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least

 when capacitor is half charged.
 initially.
 when capacitor is almost 25% charged.
 when capacitor is fully charged.

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Electric Circuits
For cadium plating electrolyte used is

 cadmium sulphate and sulphuric acid.
 sodium cyanide, cadmium and caustic soda.
 any of above.
 cadmium hexa metaphosphate.

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