Electrical Power-II EP-2 6th Semester EEE Dec 2000 Diploma PSBTE Paper
Electrical Power-II EP-2 6th Sem EEE Diploma PSBTE MAY 2018 Paper
ELECTRICAL POWER-II OR EP-II 6TH SEM DIPLOMA PSBTE MAY 2018 PAPER
Duration : 3 Hrs M.Marks : 75
SECTION A
1. Fill in the blanks :
a. ELCB stands for Earth Leakage Circuit Breaker.
b. The filler material used in H.R.C fuse is………..
c. Buchholz relay is used for the protection of………………..
d. Mho relay is used for the protection of lines.
e. The higher the demand factor will be the cost of generation.
f. Ground wire is used to protect transmission lines against……………….
g. An isolator is only operated under Condition.
h. The area under the daily load curve gives ………………. .
i. The running cost of power station is the lowest.
j. The ratio of average load to the maximum load is called……………….
SECTION-B
Q2. Attempt any five questions. 5×6=30
i. Explain different types of faults in transmission lines.
ii. Discuss the phenomenon of arc formation in circuit breaker.
iii. What are the advantages of SF6 circuit breaker?
iv. Explain the working of buckholz relay.
v. What is the function of isolator and circuit breaker?
vi. Explain the differences between earth and neutral wire.
vii. Write a short note on block rate tariff.
viii. What is the purpose of power line carrier communication?
SECTION-C
Q3. Attempt any three questions. 3×10=30
a. Discuss the types of air blast circuit breakers?
b. Explain how Merz-price system of protection can be applied for the protection of 3 phase alternators?
c. Describe construction and operation of H.R.C cartridge fuse?
d. What is earthing? What is its purpose? Explain system earthing and equipment earthing.
e. Draw a neat sketch of an MCB and explain its working.
Electrical Power-II EP-2 6th Sem EEE Dec 2000 Diploma PSBTE Paper
Section a FILL IN THE BLANKS Electrical Power-II may 2018paper
ELCB stands for Earth Leakage Circuit Breaker.
The filler material used in H.R.C fuse is _________
The filler material used in H.R.C fuse is………..
Buchholz relay is used for the protection of _____________
Buchholz relay is used for the protection of ………………..
Mho relay is used for the protection of _____ lines.
Mho relay is used for the protection of _____ lines.
The higher the demand factor will be the cost of ________ generation.
The higher the demand factor will be the cost of ________ generation.
Ground wire is used to protect transmission lines against ________
Ground wire is used to protect transmission lines against……………….
An isolator is only operated under ____ Condition.
An isolator is only operated under ____ Condition.
The area under the daily load curve gives _____
The area under the daily load curve gives ………………. .
The running cost of ________power station is the lowest.
The running cost of ________power station is the lowest.
The ratio of average load to the maximum load is called ___________
The ratio of average load to the maximum load is called ……………….
The value of resistance of pn junction, when it is forward biased is ____
Low
Electrical Power-II EP-2 6th Sem EEE May 2018 Diploma PSBTE Paper Click Here
Section B :Electrical Power-II EP-2 6th Sem EEE Dec 2000 Diploma Paper
Different types of faults in transmission lines.
Discuss the phenomenon of arc formation in circuit breaker.
Phenomenon of arc formation in circuit breaker.
What are the advantages of SF6 circuit breaker?
The advantages of SF6 circuit breaker
Explain the working of buckholz relay.
working of buckholz relay.
What is the function of isolator and circuit breaker?
Function of isolator and circuit breaker
Explain the differences between earth and neutral wire.
Differences between earth and neutral wire.
Write a short note on block rate tariff.
Short note on block rate tariff.
What is the purpose of power line carrier communication?
Purpose of power line carrier communication
Electrical Power-II EP-2 6th Sem EEE MAY 2018 Diploma Paper Click Here
Electrical Power-II EP-2 6th Sem EEE MAY 2018 Diploma PSBTE PapeR
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Section c Electrical Power-II EP-2 6th Sem EEE MAY 2018 Diploma PapeR
Discuss the types of air blast circuit breakers?
Air blast circuit breakers
How Merz-price system of protection can be applied for the protection of 3 phase alternators
Describe construction and operation of H.R.C cartridge fuse?
Construction and operation of H.R.C cartridge fuse
What is earthing? What is its purpose? Explain system earthing and equipment earthing.
Earthing? What is its purpose
Explain system earthing and equipment earthing.
Draw a neat sketch of an MCB and explain its working.
MCB and explain its working.