Electric traction and Ac Mechine important question electrical engineering-Diploma Concept

Important Question for Diploma

Subject Name	Electric traction and Ac Mechine
Branch & Semester	Electrical  Engineering 5th semester

Hello students,In this post I provide you most important question for your semester examination. And read full article and note this question and prepare yourself. I am sure it is more useful and 100% success in your exam.

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Question Review: ELECTRIC TRACTION UNIT – 01 Q1. Heigh Voltage Supply. Q2. Feeding and Sectioning. Q3. Sectioning and paralleling. Q4. Major Equipment at substation. Transformer. Breaker. Interrupter. UNIT – 02      (1 question is fix) Q1. Composition of OHE. Q2. Contact Wire. Q3. Height of contact wire. Q4. Spam length. Q5. Single catenary Construction. Q6. Compound Catenary. Q7. Stitched Catenary. Q8. Modified Y Compound Catenary. UNIT – 03  Q1. Third Rail or conductor rail system. Q2. Overhead System. Q3. Types of collector. Q4. Types of pantograph. Q5. Methods of raising and Lowering of pantograph. UNIT – 04 Q1. Requirements of signaling  system. Q2. Types of signals. Q3. DC Track CKT & AC Track CKT. UNIT – 05 Q1. System of train lighting. Q2. Method of obtaining unidirectional polarity. Q3. Single Battery System. Q4. Double Battery Syste Question Review ________               A.C MACHINE Q1. Construction of 3-Ø  IM (Induction Motor). Q2. Principal of operation of 3-Ø  IM (Induction Motor). Q3. Production of rotating magnetic field (RMF). Q4. Equation of rotor induced emf. Q5. Slip (Basic numerical ). Q6. Torque equation , maximum and starting torque. Q7. Speed control of 3-Ø  IM (Induction Motor).    6 Marks.         A. Rotor Resistance Method.       B. Stator Voltage Control.       C. Frequency Control Method. Q8. Starting of 3-Ø  IM (Induction Motor).      (1 – question is fix.)           A. Stator resistance starter.           B. Star – Delta Starter.           C. Auto X – Mer Starter.           D. Rotor resistance Starter. All the best all my dear student.                       By :- Er. Jyotish kumar  (Thanks Diploma Concept team)

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