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19. Two shunt-wound d.s, generators are connected in parallel to supply a load of 5,000 A. Each machine has an armature resistance of 0.03 2 and a field resistance of 60 2, but the e.m.f. of one machine is 600 V and the other is 640 V. What power does each machine supply? [1,004 kW; 1,730 kW including the fields]

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Answer 1

Тоа : 5 ooo , Ra : 0.03 : *, * 60, Eь, боо Ebo : 640 . . . . . . 1, + 1, . 5 ooo 2) 1, 5 ooo - 1, (у 14., . 146, 1, ,, 69 new 4 = 1, № 4, 2 1, 4 34, • 1, + 1, 1,4 % 4. . (5 оюo -Т.) - 5 for a Dc Shant generator С, ч+ TRa y: Cos - [s, %) •o өз 10

Similarly va Ear Tag Raz V: 640" [(5000-71) + ] 0.03 from eu o V600 - [1, + *003 600 -0.031 - 003 v 60 600-0037, V + 0.03 V 60 600-0-035, = v(60 tos] 1.0005 V +0.031,: 600 from q ® 60 V: 640 - 150+0.031, * 0.03_V [1 + ] +0.038, a. 400 1.0005 v 10.032, 3490- ® soling ® 40

. 5чч, 12 76v 1, 2 18 33, 333 А T, , 5 бро - 1 833,333 - 3 166 - 667 А PG, . Vx1, . 544, +2 76 х 1 833, 333 с 998. GЫҢ ko P4, . v+1, х 544. 7276 x 3 166. 662 L - 1 7 24, 9а ko