It depends on the carpet,weather & all kinds of influences.Usually overnight is enough to let it dry.
depends on how thick it is and what it's made out of.
Open all the doors and windows (if your staying home) to let fresh air flow around. It depends on how wet you've made it, but about 12 hours ought to be enough drying time.
....depends on area, wetness, temperature and fan usage/coverage and time.
This is a Simple Dialog Demo.