EE8002 Question Bank Design of Electrical Apparatus
EE8002 Question Bank Design of Electrical Apparatus Regulation 2017 Anna University free download. Design of Electrical Apparatus Question Bank EE8002 pdf free download.
Sample EE8002 Question Bank Design of Electrical Apparatus
1.
What is a transformer? How are transformers classified?
CO 3
(2)
BTL 2
Understand
2.
Explain the operation of buccholz realy in a transformer
EE8002 Question Bank Design of Electrical Apparatus
What are the advantages of three phase transformer over single phase transformer?
CO 3
(2)
BTL 1
Knowledge
4.
Write down the output equation for 1 phase and 3 phase transformers
EE8002 Question Bank Design of Electrical Apparatus
Define stacking factor.
CO 3
(2)
BTL 4
Analyse
6.
Explain why circular coils are preferred in transformers.
EE8002 Question Bank Design of Electrical Apparatus
Distinguish between shell type and core type transformer
CO 3
(2)
BTL 1
Knowledge
8.
Explain why the area of yoke is taken larger than that of a core for transformers.
CO 3
(2)
BTL 1
Knowledge
9.
Why stepped cores are used in transformers? List its advantages and disadvantages
CO 3
(2)
BTL 4
Analyse
10.
Draw the cross section of 3 stepped core. How many different size of laminations are used in it?
EE8002 Question Bank Design of Electrical Apparatus
Draw the cruciform section of the transformer core and give the optimum dimensions in terms of circumscribing diameter d.
CO 3
(2)
BTL 3
Apply
12.
On what criteria the type of the core is selected?
CO 3
(2)
BTL 4
Analyse
13.
Mention the types of High voltage and Low voltage windings.
EE8002 QB Design of Electrical Apparatus
The voltage per turn of a 500KVA, 11KV, Δ/Y three phase transformers is 8.7V.Calculate the number of turns per phase of LV and HV windings.
How does heat dissipation occurs in a transformer?
Name the various cooling schemes used with transformers.
What do you mean by air blast cooling?
Prepare the list if factors to be considered for selecting the cooling methods of a transformer.
| Subject name | Design of Electrical Apparatus |
| Short Name | DEA |
| Semester | 6 |
| Subject Code | EE8002 |
| Regulation | 2017 regulation |
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