True or false 1. Three phase fault is the most commonly occurring fault than other types of faults. 2. The range of generator rotor angle for stable operation is 0°< s < 180°. 3. The infinite bus in power system is a large system with infinite voltage. 4. At value of (s= 90°) the maximum power transfer takes place. 5. Per unit system (PU) is a ratio of actual value in any units to the base or reference value in the same units.

True or false 1. Three phase fault is the most commonly occurring fault than other types of faults. 2. The range of generator rotor angle for stable operation is 0°< s < 180°. 3. The infinite bus in power system is a large system with infinite voltage. 4. At value of (s= 90°) the maximum power transfer takes place. 5. Per unit system (PU) is a ratio of actual value in any units to the base or reference value in the same units.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter9: Unsymmetrical Faults

Section: Chapter Questions

Problem 9.20P

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Line to line to line fault is an asymmetrical type of fault in power system which occurs very frequently true false
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