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Electric Circuits

Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 3 V.
 5 V.
 1.5 V.
 15 V.

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Electric Circuits
For cadium plating electrolyte used is

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

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Electric Circuits
The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 100 Ohms.
 50 Ohms.
 200 Ohms.
 25 Ohms.

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Electric Circuits
An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor.

 1.414.
 0.57.
 0.318.
 1.11.

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Electric Circuits
Third pin of a 3 pin plug is thicker and longer

 none of these.
 for designing purpose.
 for protection purpose.
 all pins are of same size.

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Electric Circuits
What is a resistor?

 Inductor
 Capacitor
 Hello
 Test

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MORE MCQ ON Electric Circuits

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