Final answer:
The question seeks the RPM limits for the N1 and N2 rotors in a jet engine. The exact limits depend on the engine model and cannot be determined without further details.
Step-by-step explanation:
The student's question refers to the engine RPM limits for the N1 - Low Pressure Compressor Rotor and the N2 - High Pressure Compressor Rotor in an aircraft's jet engine. Unfortunately, without the context or additional data such as specific engine models or manufacturers, it's not possible to provide the exact RPM limits. These limits are set by the engine manufacturer based on various factors including the design and materials of the engine to prevent mechanical failure and ensure safe operation.
Regarding the other information provided, it appears to reference various aspects of physics and engineering principles, such as angular velocity and the efficiency of an internal combustion engine but do not directly answer the question about RPM limits. For example, compression ratio and engine efficiency are critical in understanding engine performance but are not indicative of specific RPM limits.