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Tamil Nadu Board of Secondary EducationHSC Science Class 12

What is meant by wattles current?

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Question

What is meant by wattles current?

Short/Brief Note
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Solution

The component of current (IRMS sin φ), which has a phase angle of \[\frac{\pi}{2}\] with the voltage is called reactive component. The power consumed is zero. So that it is also known as ‘Wattless’ current.

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Chapter 4: Electromagnetic Induction And Alternating Current - Evaluation [Page 260]

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Samacheer Kalvi Physics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 4 Electromagnetic Induction And Alternating Current
Evaluation | Q II. 19. | Page 260

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