Electrical Machines In DC generator, full form of MNA is what? Magnetically no-load armature co-ordinate. Magnetic neutral axis. Magnetic neutral armature co-ordinate. Magnetic no-load axis. Magnetically no-load armature co-ordinate. Magnetic neutral axis. Magnetic neutral armature co-ordinate. Magnetic no-load axis. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A slip ring Induction motor runs at 290 rpm at full load, when connected to 50 Hz supply. Determine the number of poles and slip. P = 40, s = 5.79 %. P = 60, s = 0.96 %. P = 50, s = 4.43 %. P = 20, s = 3.33 %. P = 40, s = 5.79 %. P = 60, s = 0.96 %. P = 50, s = 4.43 %. P = 20, s = 3.33 %. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines which of the following type of brush and their application is/are correct electro graphite → large ratings All of these copper graphite → low voltage high current density carbon brush → normal ratings electro graphite → large ratings All of these copper graphite → low voltage high current density carbon brush → normal ratings ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of single phase induction motor is having the highest power factor at full load ? Split phase type. Shaded pole type. Capacitor run type. Capacitor start. Split phase type. Shaded pole type. Capacitor run type. Capacitor start. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature core of the rotor bars of dc motors are laminated to reduce hysteresis loss. to reduce eddy current loss. to reduce mechanical losses. to provide better flux linkage. to reduce hysteresis loss. to reduce eddy current loss. to reduce mechanical losses. to provide better flux linkage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In IM the rotor lamination can be ________________ than stator laminations. thinner. thicker. sipper. rotor can not have any laminations. thinner. thicker. sipper. rotor can not have any laminations. ANSWER DOWNLOAD EXAMIANS APP
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