Electrical Machines The armature voltage control is considered suitable for a DC motor driven at constant speed. torque. power. current. speed. torque. power. current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Regenerative braking is not found in which motor? DC series. Induction motor. DC shunt. DC compound. DC series. Induction motor. DC shunt. DC compound. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In IM the rotor lamination can be ________________ than stator laminations. thinner. rotor can not have any laminations. thicker. sipper. thinner. rotor can not have any laminations. thicker. sipper. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What does the use the of height flux density value in transformer design lead to? Reduced copper loss. Decrease in weight/KVA. Increase in weight/KVA. Reduced iron loss. Reduced copper loss. Decrease in weight/KVA. Increase in weight/KVA. Reduced iron loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC motor with armature resistance of 0.5 ohms is connected directly to a 230 Volt supply. If the armature is stationary then the current flowing through armature is 340 A. 570 A. 250 A. 460 A. 340 A. 570 A. 250 A. 460 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In circle diagram for induction motor, diameter of circle represents which of the following ? Line voltage. Slip. Rotor current. Running torque. Line voltage. Slip. Rotor current. Running torque. ANSWER DOWNLOAD EXAMIANS APP