Electrical Machines Tertiary winding in a transformer is mostly delta connected. zig - zag star connected. star connected. zig - zag delta connected. delta connected. zig - zag star connected. star connected. zig - zag delta connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Considering a galvanometer is connected to the rotor of a 3 - Φ, 4 pole, 50 Hz IM and is making 130 oscillations in a minute, then calculate the rotor speed? 1500. 1435. 1440. 1450. 1500. 1435. 1440. 1450. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines There are two 2-pole DC machines. Main field axis of machine A is horizontal and that of B is vertical. It is preferable to purchase machine A any of the two machines none of these machine B machine A any of the two machines none of these machine B ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of dielectric material is used in capacitors used for fans and for power factor correction? Vacuum. Oil impregnated paper. Mica. Glass. Vacuum. Oil impregnated paper. Mica. Glass. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Flux density under leading pole tips in case of generator will increase either increase or decrease None of these decrease increase either increase or decrease None of these decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series motor is efficiently suitable for none of these. constant speed operation. high starting torque operation. low starting torque operation. none of these. constant speed operation. high starting torque operation. low starting torque operation. ANSWER DOWNLOAD EXAMIANS APP
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