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What is stator and armature?
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Write the armature current and voltage relationship of a Separately excited DC Generator.

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The power input to a 500V 50Hz 6Pole 3 phase induction motor running at 975 rpm is 40 kW. The stator losses are 1kW and friction and windage losses are 2kW. Calculate: (i) Slip (ii) Rotor copper loss (iii) Shaft power (iv) Efficiency

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What is the role of the stator and rotor in an induction motor?
Answer : In an induction motor, the **stator** and **rotor** have distinct roles, but they work together to create the motor's operation: ### 1. **Stator**: The stator is the stationary ... field and produces motion in the motor. Together, they convert electrical energy into mechanical energy (motion)....

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How does armature reaction affect machine performance?

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Why field rheostat is kept in minimum position while armature rheostat at maximum position?

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In the motors starting purpose why the armature rheostats at maximum position while the field rheostat is kept in minimum position?

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What are the two major methods of minimizing the effects of armature reaction?

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What is the best way to minimize the eddy current in an armature?

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What is the best way of minimizing eddy currents in an armature?

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Define armature reaction in an alternator. Explain the effect of armature reaction at various power factors of loads of alternator.

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State any four advantages of having stationary armature in case of three phase alternator.
Answer : In a three-phase alternator, having a stationary armature (i.e., the armature is fixed and the rotor rotates) provides several advantages: 1. **Simplified Design**: A stationary ... seen in machines with rotating armatures. This leads to lower maintenance requirements and longer operational life....

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What type of material is used to make the armature core?

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What is the significance of lamination in the armature?

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What is the significance of air holes in the armature?

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What is the purpose of a stator earth fault protection scheme using third harmonic undervoltage?

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What is the purpose of a stator earth fault protection scheme using fundamental frequency injection?

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What is the purpose of a stator earth fault protection scheme using neutral injection?

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What is the purpose of a stator earth fault protection scheme using neutral voltage displacement?

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What is the purpose of a stator earth fault protection scheme using third harmonic voltage?

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What is the purpose of stator earth fault protection in generators?

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What is a stator motor?
Answer : A stator motor is a type of electric motor where the **stator** (the stationary part of the motor) generates a magnetic field that interacts with the **rotor** (the rotating part). The rotor ... , and this motion can be used to power machines or appliances like fans, pumps, and electric vehicles....

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State the function of following parts in Induction motor: (i) Stator (ii) Sliprings

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State the function of following parts in Induction motor. (i) Stator (ii) Sliprings

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What is the role of insulation in the stator winding of an induction motor?

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What is stator in 3-phase?
Answer : In a 3-phase motor, the **stator** is the stationary part of the motor. It's the component that creates the magnetic field needed for the motor to operate. The stator consists of ... the magnetic field that drives the rotor. This is how the motor converts electrical energy into mechanical motion....

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