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WorksheetsSystems and Control Components
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What electronic component allows current to flow in one direction only?
a)
Resistor
b)
LED
c)
Didode
d)
Switch
2.
Electrons have a positive charge.
a)
True
b)
False
3.
What does the 3rd band on a resistor represent?
a)
A number
b)
The Tolerance level
c)
The multiplier
d)
The electronic range
4.
Electricity is:
a)
Flowing electrons
b)
Still electrons
c)
voltage x wattage
d)
amps x watts
5.
A means of fusing together two metal objects to create an electrical connection is called:
a)
soldering
b)
wiring
c)
programming
d)
welding
6.
What is mechanical advantage?
a)
The advantage a machine has over a bicycle
b)
A measure of how much a simple machine reduces work
c)
A measure of when is the best time to use a simple machine
d)
the number of times a machine increases input force
7.
What is effort (input) distance?
a)
the force required by a machine in order to accomplish work (the force you put on the machine)
b)
the force which an effort force must overcome in order to do work on an object via a simple machine.
c)
the distance an input force acts through
d)
the output work times the input distance
8.
How much work is produced when 350 N is used to move a car 5 m (W=Fd)?
a)
70 J
b)
1750 J
c)
355 J
d)
175 J
9.
The circuit board that controls all the work a computer does is called the ________.
a)
RAM
b)
dongle
c)
microprocessor
d)
power supply unit
10.
Microprocessor is a
a)
CPU on a chip
b)
computer on a chip
c)
system on a chip
d)
peripheral on a chip
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