A. Series generator
B. Shunt generator
C. Over compound generator
D. Flat compound generator
A. Shunt generators
B. Series generators
C. Compound generators
D. None of the above
A. the brushes of opposite polarity should track each other
B. the brushes of same polarity should track each other
C. brush position has no effect on the commutator grooving
D. None
A. flux/pole
B. speed of armature
C. number of poles
D. all of the above
A. multiplication of front and back pitches
B. division of front pitch by back pitch
C. sum of front and back pitches
D. difference of front and back pitches
A. external current
B. armature current
C. shunt current
D. load current
A. ball bearings
B. bush bearings
C. magnetic bearmgs
D. needle bearings