Ia (A) 0.30 N (RPM) S.NO IL(A) 0.08 T(mNm) 84 P(watts) 10.9 1 1233 2 0.20 0.40 1217 203 25.9 3 0.26 0.44 1202 268 3.8 0.37 0.55 0.60 4 1180 393 48.5 5 0.43 1170 454 55.5 La Rse Ise 3 Ra

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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QUESTION from book ELECTRIC MACHINE-1 

LAB BASESD QUESTION

i. A variable resistive load of (0-1K) ohm is connected across the DC shunt motor. What will
be the load characteristics in this case? What will be the effect of N on torque? Given the
following table of observations.

ii. If the same load is connected across the DC shunt generator, what will be the difference.
Explain using drawing.

La (A)
N (RPM)
1233
S.NO
IL(A)
0.08
T(mNm)
84
P(watts)
10.9
1
0.30
2
0.20
0.40
1217
203
25.9
3
0.26
0.44
1202
268
3.8
4
0.37
0.55
1180
393
48.5
5
0.43
0.60
1170
454
55.5
La
Rse
Ise
3 Ra
Transcribed Image Text:La (A) N (RPM) 1233 S.NO IL(A) 0.08 T(mNm) 84 P(watts) 10.9 1 0.30 2 0.20 0.40 1217 203 25.9 3 0.26 0.44 1202 268 3.8 4 0.37 0.55 1180 393 48.5 5 0.43 0.60 1170 454 55.5 La Rse Ise 3 Ra
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