**EE8501 Important Questions POWER SYSTEM ANALYSIS**

EE8501 Important Questions Power System Analysis Regulation 2017 Anna University free download. Power System Analysis Important Questions EE8501 pdf free download.

**Sample EE8501 Important Questions Power System Analysis:**

1 What is meant by base quantities in per unit representation

2 What is impedance diagram and what are the approximation

made in this diagram

3 Define bus admittance matrix, bus impedance matrix?

4 A generator rated 25MVA, 11KV has a reactance of 15%. Calculate its p.u. reactance for a base of 50MVA and 10KV

5 What is single line diagram

6 Prepare the single phase equivalent circuit of three winding

transformer

7 Point out the approximations made in impedance diagram?

8 Write equation for per unit impedance if change base occurs

9 What is the need of base values

10 Contrast the π circuit representation of a transformer with off –

nominal ratio ‘α’

11 What are the function of modern power system

12 How are the loads are represented in the reactance and impedance diagram

13 Summarize the functions of power system analysis?

14 Examine the applications of Y-bus and Z-bus matrix?

15 Define restructure power system?

16 Define off nominal transformer ratio?

17 Define primitive network? CO 1

18 Order the methods available for forming bus impedance matrix

19 Distinguish bus admittance matrix is preferred in load flow? CO

20 What is installed capacity of electrical power in India

Examine the reactance diagram for the power system

shown in fig. Neglect resistance and use a base of

100MVA, 220kV in 50KΩ line. The ratings of the

generator motor and transformer are give below.

Subject name | POWER SYSTEM ANALYSIS |

Short Name | PSA |

Semester | 5 |

Subject Code | EE8501 |

Regulation | 2017 regulation |

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