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Electric Circuits

Electric Circuits
The maximum current rating for a 10 k Ω, 0.5 W resistor is

 0.707 mA.
 7.07 mA.
 28.28 mA.
 14.14 mA.

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

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

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Electric Circuits
The unit of electric displacement vector is

 Ampere-m.
 C/m.
 C/m2.
 C - m.

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Electric Circuits
VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is

 RYB.
 RBY.
 YRB.
 BRY.

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Electric Circuits
The capacitive reactance of a capacitor of (1 / 2μF) F at 103 Hz is

 10 6 μF.
 10 3 μF.
 10- 3 μF.
 10- 6 μF.

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Electric Circuits
The thevnin equivalent of the circuit shown in the figure is

 0.75 V, 1.5 Ohm
 0.75V, 5/6 Ohm
 1.5V, 5/6 Ohm
 1.5V, 1.5 Ohm

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