DC Motors A dc series motor is that which Has a poor torque Has its field winding consisting of thick wire and less turns Has almost constant speed Can be started easily without load Has a poor torque Has its field winding consisting of thick wire and less turns Has almost constant speed Can be started easily without load ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor, the brushes are shifted from the mechanical neutral plane in a direction opposite to the rotation to _____ Produce flat characteristics Reduce sparking Decrease speed Increase speed Produce flat characteristics Reduce sparking Decrease speed Increase speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors Compensating winding in a dc machine is placed On yoke in the interpolar gap None of the listed here On armature On yoke in the pole faces On yoke in the interpolar gap None of the listed here On armature On yoke in the pole faces ANSWER DOWNLOAD EXAMIANS APP
DC Motors The plugging gives the Smallest torque braking Zero torque braking None of the listed here Highest torque braking Smallest torque braking Zero torque braking None of the listed here Highest torque braking ANSWER DOWNLOAD EXAMIANS APP
DC Motors The power mentioned on the name plate of an electric motor indicates The output power available at the shaft The power drawn in kVA The power drawn in kW The gross power The output power available at the shaft The power drawn in kVA The power drawn in kW The gross power ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following can be used for controlling the speed of a dc motor? Transistor Thyristor Thyratron Thermistor Transistor Thyristor Thyratron Thermistor ANSWER DOWNLOAD EXAMIANS APP
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