Define the following terms: 1. Instrument Transformer 2. Current Transformer 3. Potential Transformer.
[3 marks]List the parts of DC Generator. Explain at least four in brief with necessary diagram and application.
[4 marks]Draw and Explain Power Flow Diagram for DC Generator and DC Motor.
[7 marks]Define the following terms: 1. All day efficiency 2. Efficiency curve 3. Slip
[3 marks]Discuss essential and desirable conditions to be satisfied for parallel operation of two 1-Ø transformers.
[4 marks]Define DC Motor. Explain the Classification of DC Motor with suitable diagram. Derive Torque equation of DC Motor.
[7 marks]Define Transformer. Explain the Classification of Transformer with Suitable diagram. Derive EMF Equation of Transformer.
[7 marks]What is SC Test? Explain the procedure to carry out SC Test.
[3 marks]Draw a on load Phasor diagram of a 1-Ø transformer and explain.
[4 marks]Explain necessity of starters. Explain 3-point starter for DC shunt motor with neat diagram.
[7 marks]What is OC Test? Explain the Procedure to Carry out OC Test.
[3 marks]Draw a no load Phasor diagram of a 1-Ø transformer and explain.
[4 marks]Explain necessity of starters. Explain 4-point starter for DC shunt motor with neat diagram.
[7 marks]What is Linear Induction motor? Explain in brief with its application.
[3 marks]Explain necessity of starters. Explain DOL starter for Induction Motor.
[4 marks]State and Explain Production of Rotating Magnetic Field for 3- Ø Induction motor.1
[7 marks]Draw Slip Torque characteristic of 3 phase Induction motor and explain in brief.
[3 marks]Explain necessity of starters. Explain Star Delta starter for Induction Motor.
[4 marks]List the types of Single-Phase induction motor. Explain the operational principal of any one split phase induction motor with necessary sketch and vector diagram.
[7 marks]Derive the EMF equation of an alternator.
[3 marks]Explain the construction and working of AC Servo motor.
[4 marks]Mention the methods of determination of voltage regulation of an alternator. Describe the Synchronous impedance (EMF) method with necessary circuit and equation.
[7 marks]Why synchronous motor is not self starting? Describe in brief.
[3 marks]Explain the construction and working of DC Servo motor.
[4 marks]Mention the methods of determination of voltage regulation of an alternator. Describe the Zero Power Factor (ZPF) method with necessary circuit and equation.
[7 marks]