# The per phase DC armature resistance of an alternator is 0.5Ω :

The per phase DC armature resistance of an alternator is 0.5Ω. The effective AC armature resistance would be about

(a) 0.25 Ω

(b) 0.5 Ω

(c) 0.75 Ω

(d) 1 Ω

(a) 0.25 Ω

(b) 0.5 Ω

(c) 0.75 Ω

(d) 1 Ω