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WorksheetsElectromagnetic Induction
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The greater the amount of loops you have....
a)
The less voltage
b)
The voltage stays the same
c)
The greater the voltage
d)
There is no change
2.
According to Faraday's law, the induced voltage is proportional to ...
a)
the product of its number of loops
b)
the cross-sectional area of each loop
c)
the rate at which the magnetic field changes within loops
d)
all three are correct
3.
________ does not use electromagnetic induction
a)
Cooktop Stoves
b)
Clocks
c)
Traffic Light Sensors
d)
ATM cards
4.
What repels the magnet in our hand when testing electromagnetic induction?
a)
an electromagnet
b)
a current
c)
a magnetic field
d)
a boo boo on our finger
5.
What is used to measure electric current?
a)
Doppler Radar
b)
Ruler
c)
Galvanometer
d)
Beaker
6.
In generators, _________ is the input and _______ is the output.
a)
Kinetic; Potential
b)
Electric; Mechanical
c)
Potential; Kinetic
d)
Mechanical; Electric
7.
Transformers transfer electric power from one coil to another in order to ......
a)
Transform into electromagnets
b)
Transform from cars to robots
c)
Transform one value of voltage into another
d)
All the above
8.
Field Induction means...
a)
Cows use magnets
b)
Electric and Magnetic Fields are induced
c)
Magnetic Fields are induced
d)
Electric fields are induced
9.
The Delta Symbol means...
a)
Multiply
b)
Frat Party
c)
Change
d)
Divide
10.
the primary source is connected to a ______ and the secondary source is connected to a _______
a)
galvanometer; power source
b)
galvanometer; transformer
c)
power source; galvanometer
d)
transformer; galvanometer
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