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MCQs 1: What is the main drawback in NR method?

Slow to converge A large memory allocation is required to store the jacobian matrix The number of iterations is more All of these None of these
Answer Explanation

MCQs 2: Which among the following matrix is sparse?

Jacobian matrix only Y bus matrix only Z bus matrix only Both (a) and (b) All of these
Answer Explanation

MCQs 3: What percentage of fault occurring in the power system is line to line fault?

5 % 30 % 25 % 15 %
Answer Explanation

MCQs 4: What percentage of fault occurring in the power system is LLG fault?

20 % 30 % 5 % 10 %
Answer Explanation

MCQs 5: How are the zero sequence and negative sequence networks connected in case of LLG faults?

Parallel Series Can be connected in either way Such type of connection does not exist
Answer Explanation

MCQs 6: What is power system stability?

The maximum power flow possible through a particular component connected in the power system. The ability of the power system to regain the state of operating equilibrium point when the system is subjected to any disturbances. It is a phenomenon in which a power system losses its operating equilibrium when subjected to large disturbances. All of these None of these
Answer Explanation

MCQs 7: The stability of the power system is not affected by which among these?

Generator reactance Line losses Excitation of generators All of these None of these
Answer Explanation

MCQs 8: Which among these is a classification of power system stability?

Frequency stability Voltage stability Rotor angle stability All of these None of these
Answer Explanation

MCQs 9: What is steady state stability limit?

The maximum flow of power through a particular point in the power system without loss of stability when small disturbances occur. The maximum power flow possible through a particular component connected in the power system. The maximum flow of power through a particular point in the power system without loss of stability when sudden disturbances occur All of these None of these
Answer Explanation

MCQs 10: Which among the following methods is used for improving the system stability?

Increasing the system voltage Reducing the transfer reactance Using high speed circuit breaker All of these None of these
Answer Explanation

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