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WorksheetsF2 - Electrical Energy Quiz
Total questions: 15
Worksheet time: 1hrs 22mins
Name
Class
Date
1.
Material that allows electric current or thermal energy to pass through easily
a)
conductor
b)
insulator
c)
flow
d)
circuit
2.
Flow of electricty in a wire or other conductor
a)
closed circuit
b)
current
c)
open circuit
d)
conductor
3.
Material that slows down or stops electric current or thermal energy from passing through
a)
flow
b)
open circuit
c)
insulator
d)
conductor
4.
Which of the following is an insulator?
a)
aluminum foil
b)
copper wire
c)
wood block
d)
paper clip
5.
Wood, glass, and rubber are examples of heat _____________.
a)
conductors
b)
insulators
6.
The best conductors are ________.
a)
metals
b)
made of wood
c)
liquids
7.
How many Volts would it take to push 1 Amp through a resistance of 1 Ohm
a)
10 volts
b)
1 volt
c)
48 volts
d)
5 volts
8.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
9.
What letter represents Current?
a)
A
b)
I
c)
R
d)
E
10.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
11.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
12.
How do you calculate voltage?
a)
Current X Resistance
b)
Resistance ÷ Current
c)
Current ÷ Resistance
d)
Measure it with a ruler
13.
How do you calculate current
a)
Resistance X Voltage
b)
Voltage X Resistance
c)
Resistance ÷ Voltage
d)
Voltage ÷ Resistance
14.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
15.
What resistance is needed to cause a 20A current flow because of a 100V battery?
a)
0.2Ώ
b)
2000Ώ
c)
120Ώ
d)
5Ώ
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