Physics
Medium
Question
An alternating current or voltage_____________________?
A
fluctuates off and on
B
varies in magnitude alone
C
changes its direction again and again
✓ Official correct answer
D
changes its magnitude harmonically and reverses its direction of flow after regularly recurring intervals
Community credibility
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A
fluctuates off and on
No member explanations yet for this option.
B
varies in magnitude alone
No member explanations yet for this option.
C
changes its direction again and again
No member explanations yet for this option.
D
changes its magnitude harmonically and reverses its direction of flow after regularly recurring intervals
No member explanations yet for this option.
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