Dear Noodles!
Here are the pressure-cooking tips for the following ingredients that you have requested.
Boiled rice[ponni variety]- 2 1/2 cups to 3 cups of water to a cup of rice. The measurement will differ according to the type of the rice. Soak the rice in water for 1/2 hour and then Cook for 7 whistles.
Raw rice [ponni varaity]: 2 to 2 1/2 cups of water to a cup of rice. Soak the rice for 15 minutes and cook for 6 whistles.
For dal varieties and meat, you can pour the water one inch higher to the surface level. For potato, you can cut the potato into two pieces, place them on a flat tray and pressure cook for 5 whistles.