Electrical Machines Lamination of transformer core is made of silicon steel. cast steel. wrought iron. cast iron. silicon steel. cast steel. wrought iron. cast iron. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 10 kW, 230 V, dc shunt machine has four terminals brought out through four leads. For this machine both the windings have thick leads armature winding has thick leads whereas field winding has thin leads both the windings have thin leads armature winding has thin leads whereas field winding has thick leads both the windings have thick leads armature winding has thick leads whereas field winding has thin leads both the windings have thin leads armature winding has thin leads whereas field winding has thick leads ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In most condition which frame of motor will be preferred? Totally enclosed fan coiled. Splash proof. Open type. Drip proof. Totally enclosed fan coiled. Splash proof. Open type. Drip proof. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Saving of copper in auto transformer is increased as compared to two winding transformer, when transformation ratio K approaches to zero. two. infinity. unity. zero. two. infinity. unity. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 500 V, 55 kVA single phase alternator has an effective resistance of 0.5 Ω. An excitation current of 10 A produces 200 A armature current on short circuit and an emf of 450 V on per circuit. The synchronous reactance will be 2.781 Ω. 2.74 Ω. 2.241 Ω. 25.564 Ω. 2.781 Ω. 2.74 Ω. 2.241 Ω. 25.564 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which 1 - Φ motor does operate at high power factor? Capacitor start. Shaded pole. Capacitor run. Split phase. Capacitor start. Shaded pole. Capacitor run. Split phase. ANSWER DOWNLOAD EXAMIANS APP
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