Assertion (A) In our houses, the current in AC electricity line changes direction 60 times per second. Reason (R) The frequency of alternating voltage supplied is 60 Hz. [CSE (Pre) 2004]

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Assertion (A) In our houses, the current in AC electricity line changes direction 60 times per second. Reason (R) The frequency of alternating voltage supplied is 60 Hz. [CSE (Pre) 2004]