Physics - EMI/AC Question with Solution | TestHub
PhysicsEMI/ACTransformerEasy2 minPYQ_2009
PhysicsEasysingle choice
Assertion: Transformers are used only in alternating current source not in direct current. Reason : Only a.c. can be stepped up or down by means of transformers.
Options:
Answer:
A
Solution:
Transformers which convert low voltages into higher ones are called step-up transformers, while those which convert high voltages into lower ones are called step-down transformers. This is possible only for a.c. source and not for d.c. source.
Stream:AIIMSSubject:PhysicsTopic:EMI/ACSubtopic:Transformer
⏱ 2mℹ️ Source: PYQ_2009
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