Write some safety measures while using electricity.
Difference between primary and secondary coil in step down transformer.
Write two differences between primary and secondary coil in a step up transformer on the basis of their structures.
Difference between step up and step down transformer.
What are the ways in which energy is lost in transformer?
Why is soft iron core used in transformer ? or What is the use of soft iron in a transformer?
"The use of ac is limited without transformer". Justify this statement.
Which transformer is used to play a radio and rating 12 V in ac main supply ?
The number of turns in primary coil are never made equal to number of turns in secondary coil in a transformer, why?
Which Transformer is used to transmit the electricity for long distance?
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