Mechanical power developed in armature of a d.c. motor is given by
A. Electrical power input to motor – copper losses
B. Motor output + iron and friction losses
C. Both (a) & (b)
D. None of these
Answer:B
Mechanical power developed in armature of a d.c. motor is given by
A. Electrical power input to motor – copper losses B. Motor output + iron and friction losses C. Both (a) & (b) D. None of these