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Transformers
By laminating the core of a transformer, we decrease _____
Copper loss
Hysteresis loss
Leakage reactance
Eddy current loss
Copper loss
Hysteresis loss
Leakage reactance
Eddy current loss
Answer
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Related Question
Transformers
The iron core is used to ______of the transformer.
None of the listed here
Provide tight magnetic coupling
Increase the wight
Reduce core loss
None of the listed here
Provide tight magnetic coupling
Increase the wight
Reduce core loss
Answer
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Transformers
Power transformers are generally designed to have maximum efficiency around
near full-load
half-load
no-load
10% overload
near full-load
half-load
no-load
10% overload
Answer
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Transformers
A transformer is an efficient device because it _______
Uses inductive coupling
Uses electric coupling
Is a static device
Uses capacitive coupling
Uses inductive coupling
Uses electric coupling
Is a static device
Uses capacitive coupling
Answer
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Transformers
A transformer does not posses ______changing property.
Impedance
Power
Current
Voltage
Impedance
Power
Current
Voltage
Answer
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Transformers
A transformer transfers electrical energy from primary to secondary usually with a change in ______
Frequency
Time period
Voltage
Power
Frequency
Time period
Voltage
Power
Answer
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