railway RRB ALP (CBT 1 + CBT 2 + CBAT) Mock Test Series 2025 (New) Electrician and Wireman Electrical Networks Alternating Current
What is the span value of an alternation of the sine wave?
1
One-fourth cycle of sin wave or 90°
2
One third cycle part of sin wave or 230°
3
Full cycle of sin wave or 360°
4
Half cycle of sin wave or 180°