shunt motor with an armature winding resistance of 0.01 Ohm and a field winding resistance of 25 Ohm is fed with DC 50 V and the motor draws 15 A from this source under a load it drives. The mechanical losses that occur when the motor rotates at 1500 rpm (rpm) are 30 W. Calculate the efficiency (%) of the motor and the torque transferred to the shaft (torque, Nm) for this operating condition. [desired: Efficiency-percentile, shaft torque (Nm)] a. 93.44 - 60.13 Nm b. 82.44% - 4.13 Nm c. 83.44 - 40.13 Nm

Q: A series motor runs at 700 rev/min when the voltage is 300 V and the current is 20 A. The armature…

A: Initial speed of motor N1=700 rpm. Initial terminal voltage V1=300 V. Armature current Ia=20 A.…

Q: A 250 V shunt motor, having an armature resistance of 0.2 ohm draws from the mains a current of 50…

A: Given V=250 V armature resistance =Ra =0.2 Ω at half full load, armature current =Ia1 =50 A Initial…

Q: Ashunt-wound DC motor with the feld coils and rotor connected in parallel (Figure 1) operates from a…

A: From the DC shunt motor equivalent circuit

Q: A series DC motor has a series-field winding of 25 turns per pole. Its armature resistance is 0.15…

A:

Q: shunt-wound DC motor with the field coils and rotor connected in parallel (Figure 1) operates rom a…

A: Given Data:Supply voltage Vdc = 130 VField winding resistance Rf= 208 ΩArmature winding resistance…

Q: 4. Compute the efficiency of 100 kW, 250-V, 6-pole, 1000 rpm long shunt compound generator. The…

A: Rating of the generator 100 kWTerminal voltage Number of poles Speed Long shunt compound generator…

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.