Electrical Machines Equalizer rings are used in which of the followings? None of these lap winding wave winding both 1 and 2 None of these lap winding wave winding both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are 4% and 5% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW? 200 MW and 400MW generator 2 gets over load generator 1 gets over load None of these 200 MW and 400MW generator 2 gets over load generator 1 gets over load None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC motor with armature resistance of 0.5 ohms is connected directly to a 230 Volt supply. If the armature is stationary then the current flowing through armature is 340 A. 250 A. 570 A. 460 A. 340 A. 250 A. 570 A. 460 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following windings are necessary in case of all dc machines? closed winding open type winding lap winding wave winding closed winding open type winding lap winding wave winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In shapers and slotters which motor are preferred? Double cage motor. Squirrel cage IM. Synchronous motor. Slip ring IM. Double cage motor. Squirrel cage IM. Synchronous motor. Slip ring IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The sparking at the the brushes, in a DC machines is due to presence of commutator. armature reaction. reactance voltage. high resistance of carbon brushes. presence of commutator. armature reaction. reactance voltage. high resistance of carbon brushes. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS