Electrical Machines Which of the following motor is suitable for frequent starting and stoppings? Capacitor start capacitor run motor All of these Capacitor start motor Resistance split phase motor Capacitor start capacitor run motor All of these Capacitor start motor Resistance split phase motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What does the use the of height flux density value in transformer design lead to? Reduced iron loss. Decrease in weight/KVA. Reduced copper loss. Increase in weight/KVA. Reduced iron loss. Decrease in weight/KVA. Reduced copper loss. Increase in weight/KVA. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of conductor of a DC motor can be determined by Fleming's left hand rule. Ampere law. Lenz's law. Fleming's right hand rule. Fleming's left hand rule. Ampere law. Lenz's law. Fleming's right hand rule. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For larger units high torque it is preferred to use Partial motor. DC shunt motor. Slip induction motor. Universal motor. Partial motor. DC shunt motor. Slip induction motor. Universal motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor is used in grinders? Capacitor start IM. Split phase IM. Capacitor start capacitor run IM. Synchronous motor. Capacitor start IM. Split phase IM. Capacitor start capacitor run IM. Synchronous motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field winding connection of DC shunt motor is changed motor will not run. motor will become slow. It will run in opposite direction. It will run in same direction. motor will not run. motor will become slow. It will run in opposite direction. It will run in same direction. ANSWER DOWNLOAD EXAMIANS APP
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