Electrical Machines For pure resistive load what is the armature reaction? magnetization All of these cross magnetization demagnetization magnetization All of these cross magnetization demagnetization ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which one of the following statement is correct ? In an induction motor if the air gap is increased then its speed will reduce its power factor will reduce its speed will increase its efficiency will improve its speed will reduce its power factor will reduce its speed will increase its efficiency will improve ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The type of DC motor used for shears and punches is Shunt motor. Cummulative compound motor. Series motor. Differential compound motor. Shunt motor. Cummulative compound motor. Series motor. Differential compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Commutation in a DC machine may be explained as a process how alternate flux affects the main field flux. by which electric current in a coil is reversed. in which magnetic field is set up. by virtue of which emf is induced in the armature conductors. how alternate flux affects the main field flux. by which electric current in a coil is reversed. in which magnetic field is set up. by virtue of which emf is induced in the armature conductors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Belt conveyors offer _______________ starting torque. high. medium. zero. low. high. medium. zero. low. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor is used in grinders? Synchronous motor. Capacitor start IM. Capacitor start capacitor run IM. Split phase IM. Synchronous motor. Capacitor start IM. Capacitor start capacitor run IM. Split phase IM. ANSWER DOWNLOAD EXAMIANS APP
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