engineering recuitment CSPTCL JE Electrical Mock Test 2023 Electrical Machines DC Motor DC Motor Speed Regulation
A dc generator has an armature emf of 100 V when useful flux/pole is 20 mWb, and a speed of 800 rpm. The generated emf at a speed of 1000 rpm and same flux is
1
125 V
2
110 V
3
130 V
4
115 V