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Worksheetselectricity
Total questions: 15
Worksheet time: 29mins
Name
Class
Date
1.
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4 lines
2.
What voltage is needed to cause a 50A current flow through a 10Ω resistor?
a)
15V
b)
500V
c)
500 kV
d)
0.2V
3.
Which formulas represents Ohm's law?
a)
V=IR
b)
R=IV
c)
I=RV
4.
As the resistance in a circuit increases, the electric current __________.
a)
increases
b)
decreases
c)
stays the same
5.
Thicker wires have _______ resistance than thinner wires.
a)
more
b)
less
c)
the same
6.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
7.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
8.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
9.
What type of circuit is pictured?
a)
series
b)
parallel
10.
What is the unit for resistance?
a)
Volts
b)
Amperes
c)
Ohms
11.
In a _________ circuit, if one bulb goes out then the entire circuit doesn't work.
a)
Series
b)
Parallel
12.
In a ________ circuit there are multiple paths for the current to take.
a)
Series
b)
Parallel
13.
Name the instrument given in the picture
a)
Ammeter
b)
Voltmeter
14.
Coulomb is the unit of
a)
Charge
b)
Current
c)
Potential difference
d)
Resistance
15.
Which of these is a good insulator?
a)
Gold
b)
Copper
c)
Silver
d)
Plastic
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