engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electrician and Wireman Electrical Machines Alternators
The percentage of voltage regulation formula of an alternator is
1
\(\frac{{{E_0} - V}}{{{E_0}}} \times 100\)
2
\(\frac{{{E_0} - V}}{V} \times 100\)
3
\(\frac{{V - {E_0}}}{{{E_0}}} \times 100\)
4
\(\frac{{{E_0} + V}}{V} \times 100\)