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manual of laboratory, Exams of Applied Mechanics

Gujarat University Applied Mechanics

practical list with student name and roll number

Typology: Exams

2017/2018

Uploaded on 01/04/2018

de-609-09-head 🇮🇳

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1 document

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Don't miss anything!

Enrolment No.___________________

C.U.SHAH GOVT. POLYTECHNIC -

SURENDRANAGAR

Mid Semester Examination – September,

2014

Subject code:

3331905

Subject Name:

A.E.E.E

Date: 26-09-2014 Time: 11:15 to 12:30

Hrs.

Total

Marks

: 30

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

4. English version is Authentic

Q.1 An 11KV/6.6KV, 50HZ single phase transformer has 05

maximum flux density is 1.11 tesla and number of turns in

primary winding is 6446. Calculate following (1) area of

core (2) no. of turns in secondary winding (3)

transformation ratio (4) turns ratio (5) volt/turn.

Q.2 Define following terms. 07

(1) RMS value (2) Reluctance (3) Permeability (4)

Magnetic Flux (5) EMF (6) MMF (7) Average Value

Q.3 Derive an EMF equation of single phase transformer. 06

OR

Q.3 Draw & Explain the construction of underground cable. 06

Q.4 Explain Ohm’s law and write its limitations. 06

OR

Q. 4 Write comparison between conventional transformer and 06

auto transformer.

Q.5 Draw & Explain the wattmeter with their symbol and 06

wiring diagram.

OR

Q.5 Write the safety precautions when working on live electric 06

system.

Partial preview of the text

Download manual of laboratory and more Exams Applied Mechanics in PDF only on Docsity!

Enrolment No.___________________

C.U.SHAH GOVT. POLYTECHNIC -

SURENDRANAGAR

Mid Semester Examination – September,

Subject code:

Subject Name:

A.E.E.E

Date: 26-09-2014 Time: 11:15 to 12:

Hrs.

Total

Marks

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

4. English version is Authentic

Q.1 An 11KV/6.6KV, 50HZ single phase transformer has 05

maximum flux density is 1.11 tesla and number of turns in

primary winding is 6446. Calculate following (1) area of

core (2) no. of turns in secondary winding (3)

transformation ratio (4) turns ratio (5) volt/turn.

Q.2 Define following terms. 07

(1) RMS value ( 2 ) Reluctance ( 3 ) Permeability ( 4 )

Magnetic Flux (5) EMF ( 6 ) MMF ( 7 ) Average Value

Q.3 Derive an EMF equation of single phase transformer. 06

OR

Q.3 Draw & Explain the construction of underground cable. 06

Q.4 Explain Ohm’s law and write its limitations. 06

OR

Q. 4 Write comparison between conventional transformer and 06

auto transformer.

Q.5 Draw & Explain the wattmeter with their symbol and 06

wiring diagram.

OR

Q.5 Write the safety precautions when working on live electric 06

system.

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VYJF

manual of laboratory, Exams of Applied Mechanics

Related documents

Partial preview of the text

Download manual of laboratory and more Exams Applied Mechanics in PDF only on Docsity!

Enrolment No.___________________

C.U.SHAH GOVT. POLYTECHNIC -

SURENDRANAGAR

Mid Semester Examination – September,

Subject code:

Subject Name:

A.E.E.E

Date: 26-09-2014 Time: 11:15 to 12:

Hrs.

Total

Marks

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

4. English version is Authentic

Q.1 An 11KV/6.6KV, 50HZ single phase transformer has 05

maximum flux density is 1.11 tesla and number of turns in

primary winding is 6446. Calculate following (1) area of

core (2) no. of turns in secondary winding (3)

transformation ratio (4) turns ratio (5) volt/turn.

Q.2 Define following terms. 07

(1) RMS value ( 2 ) Reluctance ( 3 ) Permeability ( 4 )

Magnetic Flux (5) EMF ( 6 ) MMF ( 7 ) Average Value

Q.3 Derive an EMF equation of single phase transformer. 06

OR

Q.3 Draw & Explain the construction of underground cable. 06

Q.4 Explain Ohm’s law and write its limitations. 06

OR

Q. 4 Write comparison between conventional transformer and 06

auto transformer.

Q.5 Draw & Explain the wattmeter with their symbol and 06

wiring diagram.

OR

Q.5 Write the safety precautions when working on live electric 06

system.

0 A 8 F0 A A 80 A B 00 A C B0 A B 20 A A E0 A C 70 A A 80 A C D0 A 9 F0 A A 80 A 8 20 A A C0 A B 0 ___________________

0 A

B 8

0 A

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