Q2: The O.C.C. of a d.c. generator driven at 800 revmin is as follows : |EMF Field current (A) 2 When run as a shunt generator at 400 r.p.m, 1. Voltage to which the machine will excite with shunt field resistance equal to 350. 2. lowest possible speed at which an 0.C. voltage of 220 V can be obtained. (V) 220 310 372 | 424 | 460 6 7 Find : 492 520 542 |3 4 | 8 9

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Q2:
EMF
Field current (A) 2
When run as a shunt generator at 400 r.p.m , Find :
The O.C.C. of a d.c. generator driven at 800 revnin is as follows :
(V) 220 310 372 | 424 | 460
14
492
520
6 7
| 8
542
| 3
9
1. Voltage to which the machine will excite with shunt field resistance equal to 350.
2. lowest possible speed at which an O.C. voltage of 220 V can be obtained.
Transcribed Image Text:Q2: EMF Field current (A) 2 When run as a shunt generator at 400 r.p.m , Find : The O.C.C. of a d.c. generator driven at 800 revnin is as follows : (V) 220 310 372 | 424 | 460 14 492 520 6 7 | 8 542 | 3 9 1. Voltage to which the machine will excite with shunt field resistance equal to 350. 2. lowest possible speed at which an O.C. voltage of 220 V can be obtained.
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