EE2302 Electrical Machines II Nov Dec 2014 Question Paper - Original Version

[aaru]

   

Question Paper Code : 91444

B.E. / B.Tech. DEGREE EXAMINATION, NOVEMBER / DECEMBER 2014

Fifth Semester

Electrical and Electronics Engineering

EE 2302/EE 52 / EE 1301 / 10133EE 505 - ELECTRICAL MACHINES - II

(Regulation 2008/2010)

(Common to PTEE 2302/10133 EE 505 Electrical Machines II for B.E. (Part-Time) Fourth Semester Electrical and Electronics Engineering -Regulation 2009/2010)

Time: Three hours
Maximum: 100 marks

Answer ALL questions.

PART A - (10 x 2 = 20 marks)
1. What are the essential elements for generating emf in alternators?
2. Two reaction theoryis applied only to salient pole machines. State the reason.
3. What is meant by 'synchronous condenser'?
4. What could be the reasons if a 3-phase synchronous motor fails to start?
5. Define 'slip' of an induction motor.
6. What are the merits and demerits of double squirrel cage induction motors?
7. What type of protection is provided in the starter" meant for 3-phase induction motors?
8. While controlling the speed of an induction motor, how is super-synchronous speed achieved?
9. How is the direction of rotation of a single phase induction motor reversed?
10. What is the principle of reluctance motor

Full Name :Arumugam.P
College Name :SNS COLLEGE OF TECHNOLOGY
Department :EEE
Semester :05
Subject Code :EE2302
Subject Name :ELECTRICAL MACHINES-II
Study Material Description :QP

Attachment : 
  EM 2 Nov Dec 2014 QP.pdf (Size: 196.16 KB / Downloads: 3,823)

[Srini]

+3