Electrical Machines For standing a DC motor a starter is required because it limits the starting current to a safe value. it limits the speed of the motor. It starts the motor. None of these it limits the starting current to a safe value. it limits the speed of the motor. It starts the motor. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine 6 pole wave winding is used. The number of parallel paths are? 6 4 2 1 6 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of connection is made in between the inter-pole and the field winding? Parallel. Series. Compound. None of the options. Parallel. Series. Compound. None of the options. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What does happen if tripled harmonics given to induction motor? Fail to start. Nothing will happen. Will results in open circuit. Will results in short circuit. Fail to start. Nothing will happen. Will results in open circuit. Will results in short circuit. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC motors, under trailing pole tips, flux density will_______ ? increase decrease None of these either increase or decrease increase decrease None of these either increase or decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a DC machine having P no of pole pairs Z no of conductors having length L of resistivity ρ and cross section S are arranged. what is the armature resistance for lap-winding ? PZL/4S PZL/4SP² PZL/ 4Sa PZL/4Sa² PZL/4S PZL/4SP² PZL/ 4Sa PZL/4Sa² ANSWER DOWNLOAD EXAMIANS APP
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