Electrical Machines In a synchronous generator with constant steam input supplies power to an infinite bus at a lagging power factor. If the excitation is increased power angle decrease and power factor increase both power angle and power factor increase both power angle and power factor decrease power angle increase and power factor decrease power angle decrease and power factor increase both power angle and power factor increase both power angle and power factor decrease power angle increase and power factor decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking is very effective for separately excited motors. differential compound motors. series motors. shunt motors. separately excited motors. differential compound motors. series motors. shunt motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC Motor is driving a constant load torque having armature resistance of 0.25 Ω and armature current of 60 A having connected to a voltage of 230 V. Now a resistance of 1 ohm is added into the armature circuit. The ratio of their speed will be 0.25. 0.72. 0.62. 1.24. 0.25. 0.72. 0.62. 1.24. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The type of DC motor generally used for shears and punches is Differential compound motor. Shunt motor. Cummulative compound motor. Series motor. Differential compound motor. Shunt motor. Cummulative compound motor. Series motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? pure resistive load pure inductive load pure capacitive load None of these pure resistive load pure inductive load pure capacitive load None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of following motor is preferred for belt conveyor? Slip ring induction motor. Reluctance motor. Universal motor. Synchronous motors. Slip ring induction motor. Reluctance motor. Universal motor. Synchronous motors. ANSWER DOWNLOAD EXAMIANS APP
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