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The time interval during which source changes its polarity once i...

ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Physics Alternating Current

Question:
The time interval during which source changes its polarity once is knows as?

Option A):
Quarter the time period
Option B):
Half the time period
Option C):
None of these
Option D):
Time period T
Option E):
Two third of the time period

Correct Answer is Option D):
Time period T

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