Electrical Machines Which of the following is the largest conversion device? All of these Induction machine DC machine Synchronous machine All of these Induction machine DC machine Synchronous machine ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature mmf in a dc machine is 1. stationary with respect to field poles 2. stationary with respect to armature 3. rotating with respect to field poles 4. rotating with respect to armature From these, the correct answer is 1, 4 2, 4 2, 3 1, 3 1, 4 2, 4 2, 3 1, 3 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator can be considered as rotating amplifier. power pump. rectifier. prime mover. rotating amplifier. power pump. rectifier. prime mover. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The sequence of induction motor is RYB, then the direction of induction motor can be changed by which of the following sequence? All of these BYR BRY RBY All of these BYR BRY RBY ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase induction motor, the starting torque developed is proportional to V² 1/V supply voltage V 1/V² V² 1/V supply voltage V 1/V² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC generator the emf generated by the armature is maximum when shaft rotation is high. rate of change of flux is maximum. rate of change of flux is minimum. induced voltage is high. shaft rotation is high. rate of change of flux is maximum. rate of change of flux is minimum. induced voltage is high. ANSWER DOWNLOAD EXAMIANS APP
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