Electrical Machines A 4-pole generator with 16 coil has a two layer lap winding. The pole pitch is 32. 8. 16. 4. 32. 8. 16. 4. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series generator is connected in series to a feeder having 0.5Ω resistance to boost the voltage. The induced voltage is given by Eg = 0.6Ia, Ra = 0.2Ω and Rs = 0.3Ω. Find the voltage boosted by the generator, when delivering 400 Amp? 60 V. 30 V. 40 V. 90 V. 60 V. 30 V. 40 V. 90 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor has a rotor resistance of 0.002 Ω / phase. If the resistance is increased to 0.004 Ω / phase then the maximum torque will remain unaltered increase by 200% reduced to half increase by 100% remain unaltered increase by 200% reduced to half increase by 100% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Shunt field of DC generators consists of--------number of turns and ---------- conductors respectively large and thin large and thick less and thick less and thin large and thin large and thick less and thick less and thin ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines On what factors the speed of dc motor depends? All of these. Applied voltage. Field flux. Armature current Ia. All of these. Applied voltage. Field flux. Armature current Ia. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A dc shunt generator has full-load voltage regulation of 10% at rated speed of 1000 rpm. If it is now driven at 1250 rpm, then its voltage regulation at full load would be 12.5% remain unchanged be less than 10% be more than 10% be 12.5% remain unchanged be less than 10% be more than 10% ANSWER DOWNLOAD EXAMIANS APP