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Worksheets

AC Circuits

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What represent the symbol of (R) ohms?

a)

Resistive

b)

Resistance

c)

Resistor

2.

What is the name of this symbol (p)?

a)

Current

b)

Power

c)

Energy

3.

This self-inductance opposes and limits any changes to the current flowing in the coil.

a)

Phase

b)

Inductive

c)

not in-phase

d)

Inductance

4.

In this type of circuit, the current lags behind the _________ by an angle of 90 degrees.

a)

Phase

b)

Voltage

c)

Energy

d)

Inductance

5.

What is a capacitor?

a)

Capacitor stores electric charge

b)

Capacitor stores voltage

c)

capacitor stores current

6.

What do you call the effect of a capacitor?

a)

Capacitive

b)

Capacitor

c)

Capacitance

7.

_____________is a device that stores electrical energy in an electric field. It is a passive electronic component with two terminals.

a)

Resistor

b)

Series Circuit

c)

Inductor

d)

Capacitor

8.

_____________is a passive two-terminal electrical component that implements electrical resistance as a circuit element

a)

Capacitor

b)

RLC Circuits

c)

Resistor

d)

Inductor

9.

Exact opposite to Low pass filter?

a)

Low pass filter

b)

Low frequency filter

c)

High frequency filter

d)

High pass filter

10.

Allow the high frequency signals to pass to the circuit while block the low frequency signal

a)

High pass filter

b)

High frequency filter

c)

Low frequency filter

d)

Low pass filter

11.

What is the symbol of Current?

a)

C

b)

I

c)

E

12.

What is the meaning of (r) in Ir.m.s?

a)

root

b)

square root

c)

resistor

13.

Is capacitor absorbing power from a circuit when storing energy?

a)

No

b)

Maybe

c)

Yes

14.

Capacitive is the effect of a capacitor

a)

TRUE

b)

FALSE

15.

_____________also called a coil, choke, or reactor, is a passive two-terminal electrical component that stores energy in a magnetic field when electric current flows through it.

a)

Capacitor

b)

Inductor

c)

Resistor

d)

Parallel Circuit

16.

_____________is an electrical circuit consisting of a resistor, an inductor, and a capacitor, connected in series or in parallel.

a)

Parallel Circuit

b)

Series Circuit

c)

RLC Circuit

d)

All of the above

17.

In the waveforms that is shown in the presentation shows the instantaneous voltage and instantaneous power across a purely inductive coil as a function of time

a)

True

b)

False

18.

The current in the pure inductive AC circuit lags the voltage by 90 degrees

a)

True

b)

False

19.

What electrical components are act like an open circuit that block any input signal at Vin until the cut of point (fc) is reached?

a)

Resistor

b)

Diodes

c)

Capacitor

d)

Inductor

20.

This is also called Frequency Response Curve?

a)

The bod plot

b)

The bade plot

c)

The mode plot

d)

The bode plot