Team 1
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Team 2
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Teams
Name
Score
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baam
Lose 10 points!
Oops!
×
star
Double points!
Okay!
×
shark
Other team loses 20 points!
Okay!
×
lifesaver
Give 20 points!
Oops!
15
×
Why are coils made of aluminium or copper?
Because they are highly conductive
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Check
Okay!
Check
15
×
Why do we depend on transformers to have electricity?
Voltage change is necessary for transmission and distribution lines.
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Okay!
Check
15
×
There are 2 types of Transformers, 1 is called a 'step down transformer' and the other one is called a?
step up transformer
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Okay!
Check
×
heart
Other team wins 25 points!
Oops!
×
shark
Other team loses 15 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
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banana
Go to last place!
Oops!
×
gift
Win 5 points!
Okay!
×
gift
Win 15 points!
Okay!
×
lifesaver
Give 25 points!
Oops!
15
×
When current is passed through the primary and secondary windings it creates a?
magnetic field
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Okay!
Check
15
×
Vp is the?
primary voltage
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Check
15
×
Which Transformer has more turns on the secondary winding?
step up transformer
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15
×
The power cables used to move electricity from the power station to the consumers distribution plant are called _____________ lines.
transmission
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15
×
What does a step up transformer do?
Increase the voltage
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15
×
Which Transformer has more turns on the primary winding?
step down transformer
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15
×
Ns is the?
number of secondary windings
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15
×
What does a step down transformer do?
Decrease the voltage
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15
×
Vs is the?
secondary voltage
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25
×
Describe how a transformer works.
AC source ---> Primary Winding ---> Magnetic field ---> Secondary winding ---> AC outlet
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Check
×
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