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Question
A hot wire ammeter reads 20 A in AC. circuit. The peak value of the current is ______
Options
`20sqrt2`A
`20/sqrt2`A
5π A
`20/pi`A
MCQ
Fill in the Blanks
Solution
A hot wire ammeter reads 20 A in AC. circuit. The peak value of the current is `underline(20sqrt2"A")`.
Explanation:
`"I"_"peak" = "I"_0 = "I"_"r.m.s" xx sqrt2 = 20sqrt2`A
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