[TO FIND OUT REGULATION BY ZPF METHOD OF THREE PHASE ALTERNATOR. THE APPARATUS CONSIST OF 3HP DC SHUNT MOTOR MECHANICALLY COUPLED TO THREE PHASE 2.2 KW SYNCHRONOUS GENERATOR COMPLETE WITH PANEL BOARD RHEOSTAT & TACHOMETER.] TO FIND OUT REGULATION BY ZPF METHOD OF THREE PHASE ALTERNATOR. THE APPARATUS CONSIST OF 3HP DC SHUNT MOTOR MECHANICALLY COUPLED TO THREE PHASE 2.2 KW SYNCHRONOUS GENERATOR COMPLETE WITH PANEL BOARD RHEOSTAT & TACHOMETER – GUPTA BRAND ( 100000021 )