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Electric Circuits

Electric Circuits
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value?

 1 Ω
 100 Ω
 1 MΩ
 1 KΩ

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Electric Circuits
A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance?

 Both have identical value of capacitor.
 Ceramic capacitor.
 Mica capacitor.
  It is impossible to conclude on the basis of information supplied.

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Electric Circuits
Image impedance can be written by using short circuit impedance(Zsc)and open circuit impedance(Zoc) as

 Zsc+Zoc
 Zsc-Zoc
  (Zsc . Zoc)½
 Zsc/Zoc

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Electric Circuits
Types of rotating machines

 transformer.
 both B and C.
 IM.
 synchronous machine.

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Electric Circuits
The capacity of a cell is measured in

  watt-hours.
  ampere-hour.
  watts.
  amperes.

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 0 mA.
 2 mA.
 6 mA.
 1 mA.

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