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WorksheetsCircuits Retrieval 5
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
current is measured in....
a)
volts
b)
amps
c)
watts
d)
mph
2.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
3.
Electric Current is...
a)
The flow of charge
b)
The flow of volts in a given time
c)
The flow of charge in a given time
d)
The rate of flow
4.
Voltage is measured in __.
a)
volts.
b)
watts.
c)
coulombs.
5.
What is the energy given off by a 20V bulb which has 10C passing through it?
a)
200J
b)
2J
c)
0.5J
d)
250J
6.
How must a voltmeter be connected?
a)
In series
b)
In parallel
c)
To a power supply
7.
Define potential difference
a)
The amount of energy per charge
b)
The amount of charge per energy
c)
The amount of charge per second
d)
The amount of voltage per second
8.
What is the unit of measurement for resistance?
a)
Voltage
b)
Ampere
c)
Watts
d)
Ohms
9.
What is Resistance?
a)
the degree to which a circuit component opposes the passage of an electric current, causing energy dissipation
b)
How hard the energy is pushed
c)
The amount of charges that pass by a given point per second
d)
None of the above
10.
the formula to find current when the values of V and R are known is
a)
I = V2R
b)
I = V/R
c)
I = R/V
d)
I=VR
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