Question

How many factors are related in the selection of the armature slots?

(a) 5

(b) 6

(c) 7

(d) 4

I have been asked this question in an interview for job.

My doubt is from Armature Design topic in chapter Design of Synchronous Machines of Design of Electrical Machines

Answer 1

Right answer is (b) 6

The explanation is: There are 6 factors associated with the selection of the armature slots. They are i) Balanced windings  ii) Cost   iii) Hot spot temperature   iv) Leakage reactance  v) Tooth ripples vi) flux density in iron.