Electrical Machines What is the highest possible speed of turbo alternators? 1500 rpm 3000 rpm 4000 rpm 1000 rpm 1500 rpm 3000 rpm 4000 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has more stability both motors has same stability None of these cylindrical motor salient pole motor both motors has same stability None of these cylindrical motor salient pole motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The air gap between stator and the rotor of the 3 - φ induction motor is kept air gap does not matter. as wide as possible. as small as possible. depends on the material of stator and the rotor. air gap does not matter. as wide as possible. as small as possible. depends on the material of stator and the rotor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The material used for commutator brushes is mostly copper. mica. cast iron. carbon. copper. mica. cast iron. carbon. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction depends on which of the following? power factor of load None of these both 1 and 2 magnitude of load current power factor of load None of these both 1 and 2 magnitude of load current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eb/V ratio of a DC motor is an indication of Effiency. Speed regulation. Starting torque. Running Torque. Effiency. Speed regulation. Starting torque. Running Torque. ANSWER DOWNLOAD EXAMIANS APP
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