Filtering is a good method because turmeric is very low soluble in water.
Distillation.
Yes as The amount of emulsifier in the mixture of water and oil is increased the time taken for the oil and water to separate is increased.
For example a mixture of water and an insoluble solid.
You can filter it or evaporate and condense the water
boling it
with fillter paper
evaporation
centrifuging.
boling it
Distillation.
Water.
you can use an instrument called separating funnel to separate this mixture.