Electrical Machines For the above problem, find the induced voltage of an alternator of it is to deliver a load of 100 A at power factor of 0.8 lagging with terminal voltage of 200 V. 225 V. 230 V. 222 V. 220 V. 225 V. 230 V. 222 V. 220 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the mechanical angle α between the stator and rotor poles increases, then the stator current Increases. Remains unchanged. None of above. Decreases. Increases. Remains unchanged. None of above. Decreases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If two 8-pole dc machines of identical armature sare wound, one with lap winding and the other with wave winding, then lap-wound machine will have more rated voltage and less current wave-wound machine will have more rated voltage and less current wave-wound machine will have more rated current and more voltage lap-wound machine will have more rated voltage and more current lap-wound machine will have more rated voltage and less current wave-wound machine will have more rated voltage and less current wave-wound machine will have more rated current and more voltage lap-wound machine will have more rated voltage and more current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a 2 pole lap winding dc machine , the resistance of one conductor is 2Ω and total number of conductors is 100. Find the total resistance 50Ω 10Ω 100Ω 200Ω 50Ω 10Ω 100Ω 200Ω ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of 3 - Φ IM, plugging means interchanging two supply phases for quick stopping. starting the motor on load which is more than the rated load. pulling the motor directly on line without a rotor. locking of rotor due to harmonics. interchanging two supply phases for quick stopping. starting the motor on load which is more than the rated load. pulling the motor directly on line without a rotor. locking of rotor due to harmonics. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor if the load current increases then field flux increases. decreases remains constant. decreases. increases. decreases remains constant. decreases. ANSWER DOWNLOAD EXAMIANS APP