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ELECTRIC CIRCUITS

Electric Circuits
A capacitor passes a current of 12.6 mA when supplied with 20 V ac with a frequency of 1000 Hz. The capacitance will be

 0.1 μF.
 1 μF.
 0.01 μF.
 0.001 μF.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 15.92 Ω.
 31.84 Ω.
 63.68 Ω.
 7.96 Ω.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
A capacitor

 passes AC but blocks DC.
 passes both AC and DC.
 blocks both AC and DC.
 passes DC but blocks AC.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Which of the following carbon coded resistor has value of 10k ohm with 20% tolerance?

 Orange, orange, black and gold stripes.
 Red, red, green and silver stripes.
 Brown, black, orange and no tolerance band.
 Yellow, violet, yellow and silver stripes.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 5000 ohms, 100W.
 1000000 ohms, 1 W.
 10000 ohms, 10 W.
 10 ohm, 50 W.

ANSWER DOWNLOAD EXAMIANS APP
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