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The core of a transformer is laminated t...

The core of a transformer is laminated to reduce

A

Eddy currents

B

Hysteresis

C

Resistance in winding

D

None of these

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A
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The core of any transformer is laminated so as to

The core of any transformer is laminated so as to (1.) energy losses due to eddy currents may be minimized (2.) the weight of the transformer may be reduced (3.) rusting of the core may be prevented (4.) ratio of voltage in primary and secondary may be increased

Transformers

Why is the core of a transformer laminated?

Core of transformer is made up

What is the principle of transformer? (b) Explain how laminating the core of a transformer helps to reduce eddy current loss. (c ) Why the primary and secondary coils of a transformer and preferably wound on same core?

The diagram below shows the core of a transformer and its input and output connections. State the material used for the core.

What causes the core of a transformer to get heated up under operation ?

The diagram below shows the core of a transformer and its input and output connections. Copy and complete the diagram of the transformer by drawing input and output coils.

Assertion : When a current flows in the coil of a transformer then its core becomes hot. Reason : The core of transformer is made of softiron.

VMC MODULES ENGLISH-ELECTROMAGNETIC INDUCTION & ALTERNATIVE CURRENT -ENABLE
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