Alternating quantities

Question 3 of 8

The value of a sinusoidal current is adjusted to produce the same heating effect as a certain direct current. This alternating current will have a value of

  1. 0.637 of the direct current
  2. 0.707 of the direct current
  3. equal to the direct current
  4. 1.414 times that of the direct current peak value .
1 2 3 4


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