An 8-pole d.c. shunt generator with 778 wave-connected armature conductors and running at 500r.p.m. supplies a load of 12.50 resistance at terminal voltage of 250 V. The armature resistance is 0.24 Q and the field resistance is 250 N. Find the armature current, the induced e.m.f. and the flux per pole. a. 7.86 mWb O b. 6.46 mWb 10.24 mWb O d. 9.83 mWb OPPO A9 202O 2022/03/24 17:51

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An 8-pole d.c. shunt generator with 778 wave-connected armature conductors and
running at 500r.p.m. supplies a load of 12.5 O resistance at terminal voltage of 250 V.
The armature resistance is 0.24 O and the field resistance is 250 O. Find the armature
current, the induced e.m.f. and the flux per pole.
a.
7.86 mWb
O b. 6.46 mWb
O c 10.24 mWb
O d. 9.83 mWb
OPPO A9 2020
2022/03/24 17 51
Transcribed Image Text:An 8-pole d.c. shunt generator with 778 wave-connected armature conductors and running at 500r.p.m. supplies a load of 12.5 O resistance at terminal voltage of 250 V. The armature resistance is 0.24 O and the field resistance is 250 O. Find the armature current, the induced e.m.f. and the flux per pole. a. 7.86 mWb O b. 6.46 mWb O c 10.24 mWb O d. 9.83 mWb OPPO A9 2020 2022/03/24 17 51
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