Complete the wiring diagrams as per Worksheets 3-A and 3-B then solve for A through N for DC generator on Worksheets 3-A and 3-B when it is running at capacity and its specifications are as follws: Rated output = 2000 wats @125 volts Armature Resistance = 0.3 ohms(Ω) Shunt Field Resistance = 50 ohms(Ω) Series Field Resistance = 0.6 ohms(Ω) Rheostat Resistance = 12.5 ohms(Ω) A) Load current (I-load) a) 2 A b) 14 A c) 16 A d) 18 A B) Armature current (I-arm) a) 2.15 A b) 13.85 A c) 16 A d) 18.15 A C) Shunt field current (I-shunt) a) 2.15 A b) 13.85 A c) 16 A d) 18.15 A D) Voltage drop of series field (IR-series) a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68 V E) Voltage drop of rheostat (IR-rheostat) a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68 V F) Voltage drop of shunt field (IR-shunt) a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68 V G) Voltage drop of armature (IR-arm) a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68V H) Actual voltage generated (E-gen) a) 125 V b) 130.4 V c) 140.05 V d) 151.92 V
Complete the wiring diagrams as per Worksheets 3-A and 3-B then solve for A through N for DC generator on Worksheets 3-A and 3-B when it is running at capacity and its specifications are as follws:
Rated output = 2000 wats @125 volts
Armature Resistance = 0.3 ohms(Ω)
Shunt Field Resistance = 50 ohms(Ω)
Series Field Resistance = 0.6 ohms(Ω)
Rheostat Resistance = 12.5 ohms(Ω)
A) Load current (I-load)
a) 2 A b) 14 A c) 16 A d) 18 A
B) Armature current (I-arm)
a) 2.15 A b) 13.85 A c) 16 A d) 18.15 A
C) Shunt field current (I-shunt)
a) 2.15 A b) 13.85 A c) 16 A d) 18.15 A
D) Voltage drop of series field (IR-series)
a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68 V
E) Voltage drop of rheostat (IR-rheostat)
a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68 V
F) Voltage drop of shunt field (IR-shunt)
a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68 V
G) Voltage drop of armature (IR-arm)
a) 5.45 V b) 9.6 V c) 26.92 V d) 107.68V
H) Actual voltage generated (E-gen)
a) 125 V b) 130.4 V c) 140.05 V d) 151.92 V
I) Power consumed by series field (P-series)
a) 57.78 W b) 98.83 W c) 153.6 W d) 231.13 W
J) Power consumed by rheostat (P-rheostat)
a) 57.78 W b) 98.83 W c) 153.6 W d) 231.13 W
K) Power consumed by shunt field (P-shunt)
a) 57.78 W b) 98.83 W c) 153.6 W d) 231.13 W
L) Power consumed by armature resistance (P-arm)
a) 57.78 W b) 98.83 W c) 153.6 W d) 231.13 W
M) Resistance of the load (R-load)
a) 7.8 Ω b) 9.6 Ω c) 11.3 Ω d) 15.0Ω
N)percent efficiency of the machine(% eff)
a)66.5%, b)78.7%, c)86.2%, d)103.4%
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