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Worksheets

General Knowledge & Electronics

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
Blood makes up about ____ of the weight of a human body.
a)
5%
b)
7%
c)
15%
d)
30%
2.
_____ is the first sense to develop in humans.
a)
Cold
b)
Heat
c)
Pain
d)
Touch
3.
This cartoon character derived from _____
a)
snail
b)
sea star
c)
fish
d)
jelly fish
4.

What is New York's nickname?

a)

NYC

b)

Concrete Jungle

c)

The Big Apple

d)

NY

5.

How many hours are equal to 360 minutes?

a)

3

b)

6

c)

10

d)

12

6.

How many stars are there on the American Flag?

a)

13

b)

30

c)

50

d)

52

7.

How many months of the year have 31 days?

a)

6

b)

12

c)

5

d)

10

8.

which planet is nearest the sun?

a)

Mercury

b)

Earth

c)

Uranus

d)

Pluto

9.
KFC was founded by ______.
a)
Harland Sanders
b)
Ray Kroc
c)
Glen Bell
d)
Tony Tan Caktiong
10.
The nucleus of an atom contains protons and?
a)
Electrons
b)
Neutrons
11.

When an AC voltage is applied across the plate and filament of a diode, the current measured will represent what type of waveform?

a)

Pulsating DC

b)

DC

c)

Pulsating AC

d)

AC

12.
Electricity is: 
a)
Flowing electrons
b)
Still electrons
c)
voltage x wattage
d)
amps x watts
13.
Current is measured in:
a)
Ohms
b)
Voltage
c)
Amperes
d)
Watts
14.
 An AA battery holder with 6 cells provides how many total volts?
a)
1.5V
b)
6V
c)
9V
d)
3V
15.
In all electronics applications you should never:
a)
Connect power directly to ground.
b)
Offer resistance to the flow of electricity.
c)
Reverse the probes of the multimeter.
d)
none of the above
16.
What does this picture show?
a)
A multimeter
b)
A breadboard
c)
A circuit board
d)
A resistor
17.

What is a generator?

a)

Any device for converting mechanical energy into electrical energy by electromagnetic induction

b)

A device used to transfer electric energy from one circuit to another

c)

A voltage source is a device (with two ends) that can maintain a fixed voltage

18.

My TV screen goes on and off all the time. It keeps

a)

flickering

b)

sticking

19.

That old DVD player often jumps to another scene. It keeps

a)

crashing

b)

skipping

20.
Violet represents what number value on a resistor?
a)
1
b)
4
c)
6
d)
7