A 24 KW, 140 V, Duplex Lap-Wound DC machine has been set to induce rated voltage at a constant K =151.44 and at a speed of 1800 RPM. Find the flux per pole and the induced torque inthis machine at rated load. Select one: a. Rated current is not available b. None C. Flux = 0.514 mWb/pole, and Induced Torque = 13.33 N.m. -d. Flux= 4,904 mWb/pole, and Induced Torque = 127.32 N.m

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O C. Full-load speed n = 1440 RPM
O d. Full-load speed n = 2250 RPM
A 24 KW, 140 V, Duplex Lap-Wound DC machine has been set to induce rated
voltage at a constant K =151.44 and at a speed of 1800 RPM.
Find the flux per pole and the induced torque in this machine at rated load.
Select one:
a. Rated current is not available
Ob. None
O C. Flux= 0.514 mWb/pole, and Induced Torque = 13.33 N.m
O d. Flux = 4.904 mWb/pole, and Induced Torque = 127.32 N.m
A shunt DC motor rated at 240 V, 1000 RPM, 88 Amperes armature current. The ammature
firld resistance R. =1600 The adjustable
Transcribed Image Text:O C. Full-load speed n = 1440 RPM O d. Full-load speed n = 2250 RPM A 24 KW, 140 V, Duplex Lap-Wound DC machine has been set to induce rated voltage at a constant K =151.44 and at a speed of 1800 RPM. Find the flux per pole and the induced torque in this machine at rated load. Select one: a. Rated current is not available Ob. None O C. Flux= 0.514 mWb/pole, and Induced Torque = 13.33 N.m O d. Flux = 4.904 mWb/pole, and Induced Torque = 127.32 N.m A shunt DC motor rated at 240 V, 1000 RPM, 88 Amperes armature current. The ammature firld resistance R. =1600 The adjustable
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