# Electrical Power-I 5th Sem/EE/EEE/2527 Feb 2021 Diploma Paper

## Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  SECTION-A

#### Q1. Attempt any Three questions.Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  Â  5×3=15

i. Explain how we can improve the power factor by using capacitor banks?
ii. Explain feeder, distributor and service mains.
iii. State the advantages of high voltage transmission.
iv. What is Sag? Derive the formulae for sag.
v. Discuss the various types of faults in overhead power system
vi. What are disadvantages of low power factor?
vii. Explain two part tariff.

## SECTION-B

#### Q2. Attempt any one question.                                                       1×10=10

Q2. Explain working of nuclear power station with neat diagram.
Q3. Explain the following
Q4. Explain different types of overhead line supports.
Q5. Explain the layout of a power system from generating station to consumer terminals stating the voltages
required at different stages.

## Electrical Power-I 5th Sem/EE/EEE/2527 Feb 2021 Diploma Paper

### Section A

How we can improve the power factor by using capacitor banks

Feeder, distributor and service mains.

What is Sag? Derive the formulae for sag.

Various types of faults in overhead power system

Two part tariff.

## Electrical Power-I 5th Sem/EE/EEE/2527 Feb 2021 Diploma Paper

### Section B

working of nuclear power station with neat diagram.
Â Explain the following
Q4. Explain different types of overhead line supports.
Q5. Explain the layout of a power system from generating station to consumer terminals stating the voltages
required at different stages.

b) Maximum demand

e) Demand Factor

Different types of overhead line supports.

Layout of a power system from generating station to consumer terminals s