01. The inverse of capacitance is called

1 point

reluctance.

conductance.

susceptance.

**elastance.**

02. In a capacitor the electric charge is stored in

1 point

metal plates.

**dielectric**.

both of (A) and (B).

none of above.

03. A external resistance R is connected to a cell of internal resistance r, then the current is maximum when

1 point

R < r.

R > r.

**R = r.**

none of the above.

04. Cell short circuit results in

1 point

low specific gravivity.

abnormal high temperature.

reduced gassing on charge.

**all of above.**

05. Electrics supply for electroplating should be

1 point

low AC voltage.

low frequency ac voltage.

**DC voltage.**

any of above.

06. Which law(s) find application in electrolysis?

1 point

Ohms law.

Gausss law.

**Faradays law.**

Coulombs law.

07. The phase angle difference between current and voltage is 90, the power will be

1 point

minimum.

maximum.

**zero**.

VI.

08. Which of the following is not a bilateral element?

1 point

Resistor.

**Diode**.

Capacitor.

Inductor.

09. A branch of a network is said to be passive when it contains

1 point

**voltmeter**.

voltage source.

current source.

battery.

10. A branch of a network is said to be active when it consists of one

1 point

resistor.

**voltage source**.

inductor.

capacitor.

11. The energy required to charge a 10 Î¼F capacitor to 100 V is

1 point

0.01 J.

**0.05 J**.

5 × 10-9 J.

10 × 10-9 J.

12. The linear circuit element is

1 point

capacitor.

inductor.

**resistor**.

all of above.

13. Flux in a magnetic circuit can be compared in an electric circuit to

1 point

voltage.

**current**.

resistance.

inductance.

14. If the peak value of a sine wave is 100 V, then its RMS value will be

1 point

88 V.

**70.7 V**.

63.6 V.

100 V.

15. Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are

1 point

2.2 Ohm and 2.3 Ohm.

**1.5 Ohm and 3 Ohm**.

2 Ohm and 2.5 Ohm.

1.25 Ohm and 3.25 Ohm.

16. Condition for reciprocity in case of ABCD parameters is

1 point

**AD-BC = 1 .**

AB-CD = 1.

AD-BC = 0.

AB-CD = 0.

17. Which of the following statement is incorrect?

1 point

**Voltage source is a passive element**.

Current source is an active element.

Resistance is a passive element.

Inductance is a passive element.

18. A current is said to be alternating when it changes in

1 point

magnitude.

direction.

**both ‘a’ and ‘b’.**

none of these.

19. In which of the circuits power factor can be zero?

1 point

capacitive.

inductive.

**both ‘a’ and ‘b’**

resistive.

20. A 3 – Ï† delta connected symmetrical load consumes P Watts of power from a balanced supply. If the same load is connected in star to the same supply then what is the power consumption?

1 point

**P/3.**

P.

√3P.

3P.

Read more» Mcqs basic electrical