Numerical - Calculate gross torque developed by armature of motor, given flux per pole.
Q. A 4 pole, lap wound d.c. motor drawing an armature current of 20 A has 360 conductors. If the flux per pole is 0.015 Wb then the gross torque developed by the armature of motor is- Published on 23 Oct 15a. 10.23 N-m
b. 15.56 N-m
c. 17.17 N-m
d. 19.08 N-m
ANSWER: 17.17 N-m