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Distinguish Between D.C. and A.C. - Physics

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Short Note

Distinguish between D.C. and A.C. 

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Solution

Direct current (D.C.) is a current of constant magnitude flowing in one direction but alternating current (A.C.) is a current which reverses its magnitude and direction with time.

Concept: Direction of the Electric Current - Conventional and Electronic Flow
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APPEARS IN

Selina Concise Physics Class 9 ICSE
Chapter 9 Current Electricity
Exercise 9 (A) | Q 2 | Page 193
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