Assertion (A): Slotted armature type in this armature is placed in slotted armature with DC windings placed inside the slots. Reason (R): The construction is highly reliable and rugged but has high torque.

Correct Answer: Both A and R are true but R is not correct explanation of A
Slotted armature as the name indicates in which armature is paced in slots but high inertia is present causing higher torque and less used.