Preview Questions Power Systems Engineer | Role Specific Skill

Question 1: What does the per-unit system simplify in load flow analysis?

Which action should you take?

Choose only one option

All of the above

Network equations

Impedance calculations

Voltage magnitudes

Question 2: What is the significance of Jacobian matrix in Newton-Raphson method?

Which action should you take?

Choose only one option

Links voltage and power changes

Tracks voltage changes

Computes power mismatches

All of the above

Question 3: In load flow analysis, what is the consequence of having multiple generators at the same bus?

Which action should you take?

Choose only one option

It requires special treatment in the load flow model

It can lead to increased losses but improves voltage regulation

It causes unbalanced power generation conditions

It results in a reduction in system reliability

Question 4: What is the critical parameter when selecting a harmonic filter for an industrial plant?

Which action should you take?

Choose only one option

THD (Total Harmonic Distortion) reduction capability

Cost of the filter

Filter capacitance

Filter topology

Question 5: In an overhead power line design, how is the sag of the conductors calculated?

Which action should you take?

Choose only one option

By assessing the temperature variation of the conductor

By measuring the total length of the conductor used

Using the tension and weight of the conductors

By evaluating the geographic elevation of the surrounding terrain

Question 6: In generator protection, what does the negative sequence relay detect?

Which action should you take?

Choose only one option

Rotor overvoltage

Ground faults

Phase imbalance

Stator overcurrent