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Component and Circuit Quiz

Total questions: 25

Worksheet time: 24mins

Name
Class
Date
1.

Identify the component pictured.

a)

LED

b)

Capacitor

c)

Transistor

d)

Push button switch

2.

Identify the component pictured.

a)

Push button switch

b)

Diode

c)

Capacitor

d)

Transistor

3.

Identify the component pictured.

a)

Push button switch

b)

Diode

c)

Resistor

d)

Transistor

4.

What does a diode do?

a)

Acts like a switch

b)

Only allows current to flow in one direction

c)

Resists the flow of current like a resistor

d)

Supplies current to a circuit

5.

Identify the component pictured.

a)

LED

b)

Diode

c)

Power Supply

d)

Transistor

6.

Identify the component pictured.

a)

10kΩ resistor

b)

1kΩ resistor

c)

220Ω resistor

d)

2kΩ resistor

7.

The symbol represents what component?

a)

Transistor

b)

Resistor

c)

Capacitor

d)

Diode

8.

The symbol represents what component?

a)

Power Supply

b)

Resistor

c)

Negative or ground

d)

Wire

9.

The symbol represents what component?

a)

PNP Transistor

b)

Capacitor

c)

Negative or ground

d)

LED

10.

The symbol represents what component?

a)

PNP Transistor

b)

Capacitor

c)

Push button switch

d)

Diode

11.

The symbol represents what component?

a)

NPN Transistor

b)

Capacitor

c)

Push button switch

d)

Power Supply

12.

Which side of the component is the positive side?

a)

Bottom with the shorter line

b)

Either side can be positive

c)

Top side with the longer line

d)

Neither side is positive since this component doesn't have polarity

13.

Identify the type of transistor pictured and identify the terminals from left to right.

a)

PNP

E,B,C

b)

NPN

C,B,E

c)

NPN

E,B,C

d)

PNP

C,B,E

14.

What can a transistor be used for in a circuit (choose all that apply)?

a)

switch

b)

current splitter

c)

amplifier

d)

voltage divider

15.

Which of the following correctly describe how to "activate" or "turn on" each type of transistor (choose all that apply)?

a)

Apply positive voltage to the emitter of a pnp transistor

b)

Apply negative or zero voltage to the base of pnp transistor

c)

Apply positive voltage to the base of npn transistor

d)

Short circuit the collector and base in either pnp or npn transistors

16.

Which describes how this circuit will work when power is applied (assume a 5V supply is connected to the positive and negative rails on the breadboard)?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

17.

Which describes how this circuit will work when power is applied (assume a 5V supply is connected to the positive and negative rails on the breadboard)?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

18.

Which describes how this circuit will work when power is applied (assume a 5V supply is connected to the positive and negative rails on the breadboard)?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

19.

Which describes how this circuit will work when power is applied (assume a 5V supply is connected to the positive and negative rails on the breadboard)?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

20.

Which describes how this circuit will work when power is applied (assume a 5V supply is connected to the positive and negative rails on the breadboard)?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

21.

Which describes how this circuit will work when power is applied ?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

22.

Which describes how this circuit will work when power is applied?

a)

The LED will always be on

b)

The LED will be off and turn on when the button is pushed

c)

The LED will be on and turn off when the button is pushed

d)

The LED will always be off

23.

Which of the following ways can be used to determine the cathode (negative) lead of an LED (choose all that apply)?

a)

Shorter lead

b)

Longer lead

c)

Flat side on colored casing

d)

Looking inside the colored casing and finding the larger metal piece

24.

What are the two types of transistors we talked about?

a)

Schottky

b)

PNP

c)

NPN

d)

CNN

25.

Which side of a transistor do you have face you when determining which lead is the collector, emitter, and base?

a)

Rounded side

b)

Top

c)

Bottom

d)

Flat side