ELECTRIC CIRCUITS QUIZ

The life of a lead acid battery is expected to be

6 months.

1 year.

10 to 15 years.

2 to 5 years.

TRUE ANSWER : ?
YOUR ANSWER : ?

Rms value is defined based on which of the following?

Charge transfer

Voltage

Current

Heating effect

TRUE ANSWER : ?
YOUR ANSWER : ?

In a series R, L circuit, voltage across resistor and inductor are 3 V and 4 V respectively, then what is the applied voltage?

7V

4V

5V

3V

TRUE ANSWER : ?
YOUR ANSWER : ?

While Thevenizing a circuit between two terminals, VTH is equal to

short circuit terminal voltage.

none of these.

net voltage available in the circuit.

open circuit terminal voltage .

TRUE ANSWER : ?
YOUR ANSWER : ?

In steady state condition capacitor acts as a

open circuit

current source

short circuit

voltage source

TRUE ANSWER : ?
YOUR ANSWER : ?

In the circuit shown in the figure the voltage across the 2 Ω resistor is

2 V.

1 V.

4 V.

3 V.

TRUE ANSWER : ?
YOUR ANSWER : ?

The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

3 / 4 Ω.

3 / 2 Ω.

6 Ω.

4 / 3 Ω.

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following can not be connected in series unless they are identical?

Voltage source.

Resistance.

Both of above.

Current source.

TRUE ANSWER : ?
YOUR ANSWER : ?

A wire of resistance R has it length and cross - section both doubled. Its resistance will become

4R.

R.

0.5R.

2R.

TRUE ANSWER : ?
YOUR ANSWER : ?

In the above question find the angle between voltage and current?

90.

60.

30.

54.74.

TRUE ANSWER : ?
YOUR ANSWER : ?

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