Choose the correct options for the following questions.
Power delivered during a cycle:
Difficulty: Easy
A:
Is zero depends upon
B:
Is not zero
C:
Is equal
D:
Depends upon I
The magnitude of alternating voltage V:
Difficulty: Easy
A:
Always increases
B:
Always decreases
C:
Remains constant
D:
Does not remain constant
The phase at the positive peak of an A.C cycle is:
Difficulty: Easy
A:
$0^{\circ}$
B:
$90^{\circ}$
C:
$180^{\circ}$
D:
$270^{\circ}$
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