WorksheetsPrinciples of Electricty
Total questions: 5
Worksheet time: 50secs
Name
Class
Date
1.
Negatively charged particles that revolve around the nucleus of the atom.
a)
Protons
b)
Neutrons
c)
Electrons
d)
Positrons
2.
The most commonly used conductor in electronics and residential wiring.
a)
Copper
b)
Silver
c)
Gold
d)
Bronze
3.
The unit for current measurement.
a)
Currs
b)
Volts
c)
Amps
d)
Rests
4.
Two bulbs are connected in parallel to a 12V-supply. What is the voltage across the second bulb?
a)
6V
b)
8V
c)
10V
d)
12V
5.
Which of the following is NOT true?
a)
Before powering up the circuit, make sure all wires are properly connected.
b)
Always check for current flow by touching exposed wires.
c)
Never allow exposed wires touch. It creates a short.
d)
Water is a good conductor of electricty.
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