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Question

The hysteresis cycle for the material of a transformer core is?
Short and wide
Tall and narrow
Tall and wide
Short and narrow

A

Short and narrow

B

Tall and narrow

C

Short and wide

D

Tall and wide

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Solution

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Transformer core is of soft iron material which has small coercivity and large retentivity. Therefore its hysteresis loop is tall and narrow.

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