ELECTRIC CIRCUITS QUIZ

If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of

reactive power.

power.

frequency.

time.

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YOUR ANSWER : ?

To obtain high efficiency, network is designed with which of the following?

Zero Q factor

High Q factor

Low Q factor

Unity Q factor

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A delta connection contains three equal impedance of 60 Ω. The impedance of the equivalent star connection for each star load will be

15 Ω.

40 Ω.

30 Ω.

20 Ω.

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Which of the following is the correct relation?

all of these.

AB-CD = 1 .

AC-BD = 1.

AD-BC = 1.

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When the battery is being charged, the terminal voltage decreases with

none of these.

increasing charging rate.

increasing state of charge.

increasing temperature.

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By which of the following elements transients will not occur?

R

C

All of these

L

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A two port network is defined by the relation The value of Z12 is

3.

2/31.

3/41.

-3.

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From the given figure find the R3

25 ohm

25 mega ohm

25 mili ohm

25 kilo ohm

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For ideal tank circuit what is the value of dynamic impedance?

0

∞

Both

None of these

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Which of following is invariably seen in an electroplating plant?

Carbon brushes.

Barrel.

Distilled water.

Rectifier.

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