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Electric Circuits

Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Stranded aluminium.
 Copper.
 Aluminium.
 Steel.

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Electric Circuits
Discrete values represent which type of signal

 Digital
 Discretal
 Decimal
 Analog

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Electric Circuits
In RL series circuit R=2Ω and L=10mH and applied voltage is 10V DC. Then find the current in the network?

 1A
 5A
 10A
 0A

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Electric Circuits
A wire of 0.14 mm diameter and specific resistance 9.6 Ω - cm is 440 cm long. The resistance of the wire will be

 11.3 Ω.
 27.4 Ω.
 9.6 Ω.
 13.7 Ω.

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Electric Circuits
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

 38.
 19.
 39.
 20.

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Electric Circuits
For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is

 16.
 1.
 4.
 1/4.

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MORE MCQ ON Electric Circuits

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