DC Generators The yoke of a dc machine is made of Cast steel Aluminum Soft iron Silicon steel Cast steel Aluminum Soft iron Silicon steel ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the flux per pole of dc generator is halved but its speed is doubled, its generated emf will Be halved Be doubled Remain the same Be quadrupled Be halved Be doubled Remain the same Be quadrupled ANSWER DOWNLOAD EXAMIANS APP
DC Generators The no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 11.3% 9.1% 4.5% 2.8% 11.3% 9.1% 4.5% 2.8% ANSWER DOWNLOAD EXAMIANS APP
DC Generators Permeance is the reciprocal of Flux density Resistance Ampere turns Reluctance Flux density Resistance Ampere turns Reluctance ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is place on the rotor to ______ Reduce armature reaction Facilitate commutation Save iron Reduce losses Reduce armature reaction Facilitate commutation Save iron Reduce losses ANSWER DOWNLOAD EXAMIANS APP
DC Generators In case of dc machines, mechanical losses are primary function of Speed None of the listed here Voltage Current Speed None of the listed here Voltage Current ANSWER DOWNLOAD EXAMIANS APP