ses This course A 200-V, 100 A armature full-load line current, 1800 RPM, shunt DC motor is considered in this problem. Its characteristics are given below: RA = 0.20 2 RF= 150 2 %3D NF 2000 turns %3D %3D This motor has compensating windings and interpoles. The magnetization curve for this motor at 1800 RPM is shown in a tabular form below: 0. 0.1 0.2 0.4 If,A EA,V 6.0 25 0.5 0.6 0.8 1.8 2.0 160 205 235 255 275 285 288 1.0 1.2 1.6 2.2 2.4 50 110 135 290 291 For Radj between 502 and 450 2 , find the range of this motor if the armature current L= 66 Amperes. Select one: a. None b. Range of speed between 1319 RPM and 3057 RPM C. Range of speed between 1818 RPM and 3220 RPM O d. Range of speed between 1222 RPM and 2860 RPM

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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ses
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A 200-V, 100 A armature full-load line current, 1800 RPM, shunt DC motor is considered
in this problem. Its characteristics are given below:
RA = 0.20 2
RF= 150 2
%3D
NF 2000 turns
%D
%3D
This motor has compensating windings and interpoles.
The magnetization curve for this motor at 1800 RPM is shown in a tabular form below.
If,A
0.
0.1 0.2 0.4
0.5
0.6
0.8
1.8 2.0
160 205 235 255 275 285 288
1.0
1.2
1.6
2.2
2.4
EA,V 6.0 25
50
110
135
290 291
For Radj between 502 and 450 2 , find the range of this motor if the armature current
L= 66 Amperes.
Select one:
a. None
b. Range of speed between 1319 RPM and 3057 RPM
C. Range of speed between 1818 RPM and 3220 RPM
O d. Range of speed between 1222 RPM and 2860 RPM
Transcribed Image Text:ses This course A 200-V, 100 A armature full-load line current, 1800 RPM, shunt DC motor is considered in this problem. Its characteristics are given below: RA = 0.20 2 RF= 150 2 %3D NF 2000 turns %D %3D This motor has compensating windings and interpoles. The magnetization curve for this motor at 1800 RPM is shown in a tabular form below. If,A 0. 0.1 0.2 0.4 0.5 0.6 0.8 1.8 2.0 160 205 235 255 275 285 288 1.0 1.2 1.6 2.2 2.4 EA,V 6.0 25 50 110 135 290 291 For Radj between 502 and 450 2 , find the range of this motor if the armature current L= 66 Amperes. Select one: a. None b. Range of speed between 1319 RPM and 3057 RPM C. Range of speed between 1818 RPM and 3220 RPM O d. Range of speed between 1222 RPM and 2860 RPM
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