DC Motors In D.C. shunt motors as load is reduced The speed will increase abruptly The speed will reduce The speed will remain almost/constant The speed will increase in proportion to reduction in load The speed will increase abruptly The speed will reduce The speed will remain almost/constant The speed will increase in proportion to reduction in load 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 None of these Dynamic braking Plugging Regenerative None of these Dynamic braking Plugging Regenerative ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following law can be used to determine the direction of rotation of dc motor? Faraday's law Lenz's law Coloumb's law Fleming's left hand rule Faraday's law Lenz's law Coloumb's law Fleming's left hand rule ANSWER DOWNLOAD EXAMIANS APP
DC Motors Armature reaction in dc motor is increased When the armature current increases When the armature current decreases When the field current increases By interpoles When the armature current increases When the armature current decreases When the field current increases By interpoles ANSWER DOWNLOAD EXAMIANS APP
DC Motors Compensating winding in a dc machine is placed On yoke in the interpolar gap On yoke in the pole faces None of the listed here On armature On yoke in the interpolar gap On yoke in the pole faces None of the listed here On armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which one of the following is not necessarily the advantage of D.C. motors over A.C. motors? Stability Wide speed range Low cost High starting torque Stability Wide speed range Low cost High starting torque ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS