For a given torque, increasing diverter resistance of a DC series moto – McqOptions

MCQOPTIONS

1.	For a given torque, increasing diverter resistance of a DC series motor causes the ________
A.	decrease in speed and less armature current
B.	decrease in speed but armature current remains the same
C.	increase in speed and more armature current
D.	increase in speed but armature current remains the same
Answer» B. decrease in speed but armature current remains the same

Discussion

No Comment Found

Related MCQs

The field diverter resistance for a DC series motor is kept ________
For a given torque, increasing diverter resistance of a DC series motor causes the ________
Calculate the current in DC series field winding using the following data: Ia=3 A.
The shape of the current-torque current characteristics in DC series motor is a __________
DC series motors are used where the high ________ torque is required.
The shape of the speed-torque current characteristics in DC series motor are __________
The shape of the speed-armature current characteristics in DC series motor are __________
Calculate the flux produced by the DC series field winding using the following data: Ia=5 A, N=23, R=23.
In dynamic braking, DC series motor behaves as a ____________
Calculate the time period of the waveform x(t)=1cot( t+7 ).