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Worksheets

Electronics

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

What is supply voltage?

a)

Voltage it takes to power an object

b)

Voltage from a power source

c)

Voltage drained by a component

d)

Voltage going into ground

2.

What is voltage is measured in?

a)

Volts

b)

Amps

c)

Watts

d)

Ohms

3.

What kind of component is an LED?

a)

Voltage supply

b)

Conductor

c)

Diode

d)

Transistor

4.

What is forward voltage?

a)

The supply voltage

b)

The voltage needed to power an object

c)

The voltage leaving an object

d)

The voltage going into ground

5.

What is voltage?

a)

The potential difference in a circuit

b)

The voltage at ground

c)

The amount of energy going through a component in a circuit

d)

The amount of energy that goes through a resistor

6.

What is a node?

a)

Where a circuit turns

b)

An electrical junction

c)

A character used to promote Dominos Pizza

d)

A wire

7.

What is the middle pin on a potentiometer called?

a)

A terminal

b)

A pin

c)

A wiper

d)

A signal

8.

Resistance is measured in what?

a)

Volts

b)

Amps

c)

Watts

d)

Ohms

e)

Holmes

9.

Current is measured in what?

a)

mili amps

b)

Amps

c)

Watts

d)

Ohms

10.

If I have an open circuit will my LED light?

a)

yes

b)

no

11.

The ground wire is always black

a)

yes

b)

no

12.

Potentiometers and variable resistors are the same thing

a)

True

b)

False

13.

Pushbuttons have positive and negative legs

a)

true

b)

false

14.

The anode is the positive leg of an LED

a)

true

b)

flase