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15
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True of False: The oil inside a transformers has different purposes. 1 is to insulate and another is to keep the transformer cool.
true
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15
×
Ns is the?
number of secondary windings
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thief
Give points!
5
10
15
20
25
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shark
Other team loses 10 points!
Okay!
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fairy
Take points!
5
10
15
20
25
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thief
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5
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25
15
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What does a step up transformer do?
Increase the voltage
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×
seesaw
Swap points!
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×
fairy
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25
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fairy
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5
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25
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baam
Lose 10 points!
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15
×
What does EMF stand for?
electromotive force
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15
×
Will a transformer change the frequency of cycles (Hz Hertz)?
no
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15
×
Why do we depend on transformers to have electricity?
Voltage change is necessary for transmission and distribution lines.
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15
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Which Transformer has more turns on the primary winding?
step down transformer
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15
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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
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What's another name for windings?
Coils
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15
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What does a step down transformer do?
Decrease the voltage
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thief
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25
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rocket
Go to first place!
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gift
Win 25 points!
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thief
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25
15
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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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15
×
Is this the symbol for a capacitor?
no
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15
×
Np is the?
number of primary windings
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