DC Generators Which of the following could be lamina proximately the thickness of laminations of a D.C. machine? 0.005 mm 5 m 0.5 m 0.05 mm 0.005 mm 5 m 0.5 m 0.05 mm ANSWER DOWNLOAD EXAMIANS APP
DC Generators The overall efficiency of a dc generator is maximum when its variable loss is equal to Mechanical loss Constant loss Iron loss Stray loss Mechanical loss Constant loss Iron loss Stray loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of parallel paths in a simplex lap winding is equal to Number of pairs of poles None of the listed here Number of poles 2 Number of pairs of poles None of the listed here Number of poles 2 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator means its Electrical efficiency None of the listed here Overall efficiency Mechanical efficiency Electrical efficiency None of the listed here Overall efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators on no-load, the air gap flux distribution in space is Sinusoidal Triangular Pulsating Flat topped Sinusoidal Triangular Pulsating Flat topped ANSWER DOWNLOAD EXAMIANS APP
DC Generators The bearings used to support the rotor shafts are generally Magnetic bearings Bush bearings Needle bearings Ball bearings Magnetic bearings Bush bearings Needle bearings Ball bearings ANSWER DOWNLOAD EXAMIANS APP