A: For Protection & Switchgear – Yes, 90% sufficient. For Power Systems (load flow, economic dispatch) – It is good, but you need a dedicated Power System Analysis book (like Nagrath & Kothari) for deeper theory.
If you locate a legitimate copy of the Switchgear Protection and Power Systems PDF, here is the typical syllabus you will find. (Note: Editions vary; the most common is the Khanna Publishers edition). switchgear protection and power systems by sunil s rao pdf
5. Fault Calculations
6. Power System Stability
7. Load Frequency Control (LFC)
8. Economic Operation