Electrical Machines Which motor cannot be started on no load? series motors both B and C cumulative compound motors shunt motors series motors both B and C cumulative compound motors shunt motors ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The efficiency of a transformer is mainly dependent on copper losses. stray losses. core losses. dielectric losses. copper losses. stray losses. core losses. dielectric losses. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If an induction machine is run at above the synchronous speed it acts as a synchronous motor None of these an induction motor an induction generator a synchronous motor None of these an induction motor an induction generator ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of following motor is preferred for belt conveyor? Synchronous motors. Reluctance motor. Universal motor. Slip ring induction motor. Synchronous motors. Reluctance motor. Universal motor. Slip ring induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of a dc motor the ratio Eb / E is indicative of ratio of starting to running current. ratio of starting to running torque. efficiency. ratio of input to output voltage. ratio of starting to running current. ratio of starting to running torque. efficiency. ratio of input to output voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The use of higher flux density in the transformer design increases the weigh per KVA None of these reduces the weigh per KVA has no relation with the weight of transformer increases the weigh per KVA None of these reduces the weigh per KVA has no relation with the weight of transformer ANSWER DOWNLOAD EXAMIANS APP
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