Electrical Machines Voltage regulation of transformer is given by (V2 - E2) / E2 (V2 - E2) / V2 (E2 - V2) / E2 (E2 - V2) / V2 (V2 - E2) / E2 (V2 - E2) / V2 (E2 - V2) / E2 (E2 - V2) / V2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the highest possible speed of turbo alternators? 1000 rpm 1500 rpm 3000 rpm 4000 rpm 1000 rpm 1500 rpm 3000 rpm 4000 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power will be developed when back emf is All of these double the supply voltage. half of the supply voltage. equal to supply voltage. All of these double the supply voltage. half of the supply voltage. equal to supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In salient pole synchronous machine, maximum power occurs at a load angle of 0° less than 90° Greater than 90° 90° 0° less than 90° Greater than 90° 90° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If a shunt generator delivers 100 A at 200 V, and the resistances of the shunt field and armature are 100 ohms and 0.01 ohms respectively, the generator emf will be parallel. no resistance is connected. any one of the connection. series. parallel. no resistance is connected. any one of the connection. series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator can be considered as rotating amplifier. prime mover. rectifier. power pump. rotating amplifier. prime mover. rectifier. power pump. ANSWER DOWNLOAD EXAMIANS APP
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