defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Electromagnetic Oscillations and Alternating Current Alternating Current
The frequency of an alternating current is 50 Hz. In how much time does it reverse its direction?
1
\(\frac{1}{10} \ second \)
2
\(\frac{1}{100} \ second \)
3
\(10 \ second \)
4
\(100 \ second \)