DC Motors The armature torque of the D.C. shunt motor is proportional to armature current only None of these both (A) and (B) field flux only armature current only None of these both (A) and (B) field flux only ANSWER DOWNLOAD EXAMIANS APP
DC Motors In D.C. shunt motors as load is reduced The speed will increase in proportion to reduction in load The speed will reduce The speed will increase abruptly The speed will remain almost/constant The speed will increase in proportion to reduction in load The speed will reduce The speed will increase abruptly The speed will remain almost/constant ANSWER DOWNLOAD EXAMIANS APP
DC Motors If the terminals of armature of D.C. motor are interchanged, this action will offer following kind of braking Dynamic braking Regenerative None of these Plugging Dynamic braking Regenerative None of these Plugging ANSWER DOWNLOAD EXAMIANS APP
DC Motors The friction and windage losses in a dc motor depends upon Speed Flux Armature current Field and armature resistance Speed Flux Armature current Field and armature resistance ANSWER DOWNLOAD EXAMIANS APP
DC Motors These days dc motors are widely used in Machine shops Electric traction Pumping sets Air compressors Machine shops Electric traction Pumping sets Air compressors ANSWER DOWNLOAD EXAMIANS APP
DC Motors For a D.C. shunt motor if the excitation is changed Torque and power both will change Torque, power and speed, all will change Torque will change but power will remain constant Torque will remain constant Torque and power both will change Torque, power and speed, all will change Torque will change but power will remain constant Torque will remain constant ANSWER DOWNLOAD EXAMIANS APP
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