Power System Analysis multiple choice questions (MCQ) for Electrical Engineering exams, interviews, and job tests.

Power System Analysis or PSA is the branch of Electrical Engineering which involves analysis for various electrical power systems. It involves the study of generators, transformers, buses, transmission lines, and other electrical equipment for the most economical and robust Power System.

**Power System Analysis MCQ**

Electrical Engineering MCQ

- 1 Parameters specified on slack bus
- 2 High Speed Breakers Impact
- 3 Devices which are designed on the basis of swing curve
- 4 Major cause of voltage instability
- 5 Which of the following is sparse matrix
- 6 Which type of convergence takes place in Newton Raphson method
- 7 Equal area criterion is applicable to
- 8 What is the quantity H in swing equation known as
- 9 For n number of nodes the rank of graph is
- 10 The approximate number of iteration required for n-bus system in Newton-Raphson method is

## Parameters specified on slack bus

On slack bus _______**__** and __________

**are specified:**

**_**- Voltage Magnitude, Real power
- Voltage Magnitude, Phase angle
- Active, Reactive power
- Active power, phase angle

Correct answer: 2. Voltage Magnitude, Phase angle

## High Speed Breakers Impact

High-speed breakers impact:

- Transient stability
- Steady-state stability
- Both of these
- None of these

Correct answer: 1. Transient stability

## Devices which are designed on the basis of swing curve

** ___________** are designed on the basis of swing curve:

- Rotor windings
- Stator windings
- Transformer windings
- Protection devices

Correct answer: 4. Protection devices

## Major cause of voltage instability

The major cause of voltage instability is:

- Transformer
- Generator
- Load
- Transmission lines

Correct answer: 3. Load

## Which of the following is sparse matrix

Which of the following is a sparse matrix:

- Jacobian matrix
- Y bus matrix
- Both of these
- None of these

Correct answer: 3. Both of these

## Which type of convergence takes place in Newton Raphson method

Which type of convergence takes place in Newton Raphson method:

- Linear convergence
- Quadratic convergence
- Cubic convergence
- None of these

Correct answer: 2. Quadratic convergence

The Newton Raphson Method is said to have quadratic convergence.

## Equal area criterion is applicable to

Equal area criterion is applicable to:

- Single machine connected to infinite bus
- Two machines connected to infinite bus
- Multi machine system connected to infinite bus
- All of these

Correct answer: 1. Single machine connected to infinite bus

## What is the quantity H in swing equation known as

The quantity H in swing equation is:

- Kelvin constant
- Motion of synchronous motor/3.55
- Inertia constant
- None of these

Correct answer: 3. Inertia constant

## For n number of nodes the rank of graph is

With respect to Graph theory in Power System Analysis for n number of nodes the rank of graph is:

- n+2
- n
- n-1

Correct answer: 3. n-1

## The approximate number of iteration required for n-bus system in Newton-Raphson method is

The approximate number of iteration required for n-bus system in Newton-Raphson method is:

- 1
- n
- 3
- n^2

Correct answer: 3. 3

More MCQ on Power System Analysis:

- Power System Analysis MCQ Part 1
- Power System Analysis MCQ Part 2
- Power System Analysis MCQ Part 3
- Power System Analysis MCQ Part 4
- Power System Analysis MCQ Part 5
- Power System Analysis MCQ Part 6
- Power System Analysis MCQ Part 7
- Power System Analysis MCQ Part 8
- Power System Analysis MCQ Part 9
- Power System Analysis MCQ Part 10

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