Electrical Machines The speed of a 3-phase induction motor operating in its stable region decreases with increase in the load torque. increases with increase in the load torque. decreases with decrease in the load torque. remains constant. decreases with increase in the load torque. increases with increase in the load torque. decreases with decrease in the load torque. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which machine is used for battery charging? None of these. Compounded DC generator. DC series generator. DC shunt generator. None of these. Compounded DC generator. DC series generator. DC shunt generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The efficiency of a transformer is mainly dependent on stray losses. core losses. dielectric losses. copper losses. stray losses. core losses. dielectric losses. copper losses. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is/are not a self starting motor? None of these both 1 and 2 1-phase induction motor 3-phase induction motor None of these both 1 and 2 1-phase induction motor 3-phase induction motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Speed of DC motor can be controlled by varying its flux oer pole. all of these. resistance of armature culture. applied voltage. its flux oer pole. all of these. resistance of armature culture. applied voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines At what power factor, the voltage regulation of a transformer can be zero ? Leading power factor. Lagging power factor. Unity power factor. Zero power factor. Leading power factor. Lagging power factor. Unity power factor. Zero power factor. ANSWER DOWNLOAD EXAMIANS APP
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