Find the developed torque and efficiency of the motor

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Reference no: EM131026132

A shunt-connected motor delivers an output power of 24 h p at 1200 rpm while operating from a source voltage of 440V and drawing IL = 50A. The resistances are RA = 0.05 Ω and RF +Radj = 100 Ω. Find the developed torque and efficiency of the motor.

Reference no: EM131026132

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Find the developed torque and efficiency of the motor : A shunt-connected motor delivers an output power of 24 h p at 1200 rpm while operating from a source voltage of 440V and drawing IL = 50A. The resistances are RA = 0.05 Ω and RF +Radj = 100 Ω. Find the developed torque and efficiency of the motor.

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Determine the motor speed and efficiency : The dc supply voltage is VT = 200 V, the armature resistance is RA = 0.085 Ω, the field resistance is RF = 10 Ω, and the adjustable resistance is Radj = 2.5 Ω. At a speed of 1200 rpm, the rotational loss is Prot = 1000 W.

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