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Electric Circuits

Electric Circuits
In the circuit shown in figure if I1 = 1.5 A, then I2 will be

 2 A.
 1.5 A.
 1 A.
 0.5 A.

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Electric Circuits
If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power

 0 Hz.
 150 Hz.
 50 Hz.
 100 Hz.

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Electric Circuits
The resistivity of semi-conductors at room temperatures is

 0.01 to 50 ohm - cm.
 1.6 × 106 to 100 × 106 ohm - cm.
 109 to 1012 ohm - cm.
 1000 to 1500 ohm - cm.

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Electric Circuits
To apply reciprocity theorem response to excitation ratio is

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

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Electric Circuits
Which of the following Y-parameters is dimensionless?

 Y11.
 none of these.
 Y22.
 Y12.

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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.

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

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