Electrical Machines For standing a DC motor a starter is required because It starts the motor. it limits the starting current to a safe value. it limits the speed of the motor. None of these It starts the motor. it limits the starting current to a safe value. it limits the speed of the motor. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase induction motor, the starting torque developed is proportional to supply voltage V 1/V V² 1/V² supply voltage V 1/V V² 1/V² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In induction motor especially the cage rotors slots are nearly parallel to shaft axis. This is called cogging. crawling. slip. skewing. cogging. crawling. slip. skewing. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is the largest conversion device? Synchronous machine DC machine Induction machine All of these Synchronous machine DC machine Induction machine All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In single phase rotary converter the number of slip rings will be six. four. two. three. six. four. two. three. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When operating, two or more transformers in parallel, % impedance of these transformers should be proportionate to MVA rating of transformers. inversely proportional to MVA rating of transformers. such that actual impedance of all transformers would be same. same. proportionate to MVA rating of transformers. inversely proportional to MVA rating of transformers. such that actual impedance of all transformers would be same. same. ANSWER DOWNLOAD EXAMIANS APP
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