Electrical Machines The effect of ------------------ on main field flux is armature reaction? All of these armature current armature mmf armature flux All of these armature current armature mmf armature flux ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Stepper motor is used in traction All of these food processing computer printers traction All of these food processing computer printers ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Poles of DC machine are often laminated to dissipate more heat. reduce armature reaction. reduce iron weight. reduce pulsation loss. dissipate more heat. reduce armature reaction. reduce iron weight. reduce pulsation loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The total core loss of a 400 V, 50 Hz transformer is 2400W, when it is supplied by 200 V, 25 Hz loss is 800W. Calculate eddy current loss and hysteresis loss? 1000W , 1400W 1600W, 800W 800W, 1600W 1400W, 1000W 1000W , 1400W 1600W, 800W 800W, 1600W 1400W, 1000W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field circuit of a DC shunt motor is opened The speed of motor will be reduced. DC Shunt Motor The armature current will reduce. The motor will attain dangerously high speed. The speed of motor will be reduced. DC Shunt Motor The armature current will reduce. The motor will attain dangerously high speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An auto transformer having a transformation ratio of 0.8 supplies a load pf 10 KW. The power transfered inductively from the primary to secondary is 0. 10 KW. 8 KW. 2 KW. 0. 10 KW. 8 KW. 2 KW. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS