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Electric Circuits

Electric Circuits
Which of the following is the correct relation?

 AC-BD = 1.
 all of these.
 AB-CD = 1 .
 AD-BC = 1.

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Electric Circuits
The term trickle charge is associated with

 silver zinc battery.
 lead acid battery.
 nickel iron battery.
 dry cell.

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Electric Circuits
Find the current through 5 Ohm resistor from A to B.

 -2A.
 2A.
 -1A.
 1A.

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Electric Circuits
2) Two sinusoidal emfs are given as e1 = Asin(wt+45) and e2 = Bsin(wt-30). The phase difference between the two quantities in degrees is

 105.
 75.
 60.
 15.

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Electric Circuits
A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the inductance.

 2.25 µF.
 6.37 µF.
 0.47 µF.
 1.58 µF.

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Electric Circuits
Current source has internal impedance connected in parallel with it whereas voltage source has internal impedance connected in __________________ with it.

  both of above
  none of them
 parallel
 series

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