Question Paper Code : 11260
B.E./B.Tech. DEGREE EXAMINATION, APRIL 2014.
Electrical and Electronics Engineering
080280083 — SPECIAL ELECTRICAL MACHINESTime : Three hours
Answer ALL questions.
PART A — (10 x 2 = 20 marks)
1.What are the different types of PMSM?
2.What is meant by self control?
3.What are the differences between mechanical and electrical commutators?
4.What are the applications of PMBLDC motor?
5.Compare synchronous reluctance motor and induction motor.
6.Draw the speed. torque characteristics of synchronous reluctance motor.
7.Write the torque equation of SRM.
8.What are the types of power controllers used fbr switched reluctance motor?
9.What is the step angle of a four phase stepper motor with 12 stator. teeth and 3 rotor teeth?
10.Give the types of driver circuits.
Full Name :Arumugam.P
College Name :SNS College of Technology
Subject Code :080280083
Subject Name :Special Electrical Machines
Study Material Description :aaru edition 2014 QP
080280083 SEM May June 2014 QP.pdf (Size: 991.83 KB / Downloads: 219)
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