Electrical Machines 3rd harmonics are eliminated in induction motor by using zig - zag connection. delta connection. star connection. V connection. zig - zag connection. delta connection. star connection. V connection. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The efficiency of a transformer is mainly dependent on dielectric losses. copper losses. stray losses. core losses. dielectric losses. copper losses. stray losses. core losses. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the full form of MNP? Magnetic neutral plane. Magnetic field neutral pole. Magnetic field neutral plane. Magnetic neutral pole. Magnetic neutral plane. Magnetic field neutral pole. Magnetic field neutral plane. Magnetic neutral pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The current drawn by a 220 V DC series motor of armature resistance 0.5 Ω and back emf of 200 V is 44 A. 440 A. 400 A. 40 A. 44 A. 440 A. 400 A. 40 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Conservator tank is used for better cooling of transformer. to act as an oil storage. None of these to take up the expansion of oil due to temperature rise. for better cooling of transformer. to act as an oil storage. None of these to take up the expansion of oil due to temperature rise. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The overall power factor of an on load transformer is always leading. is always unity. is always lagging. depends on the power factor of the load. is always leading. is always unity. is always lagging. depends on the power factor of the load. ANSWER DOWNLOAD EXAMIANS APP
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