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More Physics Questions
When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as
Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R) . Assertion (A): Transformer is useful for stepping up or stepping down voltages. Reason (R): Transformer is a device used in D.C. circuits. In the context of the above two statements, which one of the following is correct?
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Alternating current is converted to direct current
SI unit of electric current is-