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EE2302 Electrical Machines II May June 2014 Question Paper - Scan Version

Anna University , Chennai
Question Paper Code : 51441 
Fifth Semester 
,Electrical and Electronics Engineering 
EE 2302/EE 52/EE 1301/10133 EE 505 — ELECTRICAL MACHINES — 11 
(Regulation 2008/2010) 
(Common to PTEE 2302 Electrical Machines Il for B.E. (Part—Time) 
Fourth Semester Electrical and Electronics Engineering — Regulation 2009) 
Time.: Three hours 
Maximum : 100 marks 
Answer ALL questions. 

Special Thanks to :
EEE Department
SNS College of Technology

PART A — (2 * 10 =100 marks) 
1.How will you distinguish between the two types of large synchronous generator from their appearance? 
2.What is meant by alternator on infinite bus- bars? 
3.Name any two important characteristic of a 3 phase synchronous motor not found in 3 phase induction motor. 
4.Give any two methods of starting a synchronous motor. 
5.How do change in supply voltage and frequency affect_the performance of a 8 phase induction motor? 
6.The starting torque of a squirrel cage induction motor cannot'be altered when the applied voltage is constant, 
7.Which is the cheapest method of Starting a three phase induction motor? 
8.What is meant by plugging? 
9.How can the direction of a capacitor run motor be reversed? 
10.Name the motor being used in ceiling fans. 

Part B can be found in attachments.

Attachment :

.pdf   EE2302 EM-II May_June_2014.pdf (Size: 1.08 MB / Downloads: 5,276)

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