Planning following trips, please let me know what portions are covered under Swiss rail pass?
1 Lucerne to Mt Rigi using boat, train and cable car.
2 Lucerne to Mt Pilatus
3 Lucerne to Jungfraujoch via Interlaken
If you mean the Swiss Travel Pass you can have a look at myswissalps.com/swisst ravelpass/validity. I'd recommend to download the map from there for all details.
From your list, everything is included for free, except for the last leg (Kleine Scheidegg - Jungfraujoch) of point 3. That's 25% off.
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