It Depends. The smoothness or the general characteristics of the tires change based on their type.
a. Slicks - These are the tyres used during dry races. They are smooth and have little or no grooves in them
b. Intermediates - These are tyres that are used during light rain or drizzles. They have small grooves in them to provide better grip under the light rainy conditions
c. Rain tyres or Wets - These tyres are heavily grooved to provide good grip to the cars which are being driven under heavy rain conditions.
Women don't get flat tires. Vehicles get flat tires.
Run flat tires are tires that can run even when flat at low speeds and till limited distance depending on the tire type. There is a significant difference in both the tires.
It means smooth, or flat
Flat tires is a sign of physical change. The tires go from being normal, to then being flat. This changes their physical form.
They are only flat at the bottom.
yes, run flat tires may need patched
Yes. can i install traditional tires on run-flat rims?
You can buy flat run tires at basically any tire store, I recommend pep boys because they have great promotions and offers for flat run tires. You can also order from their website.
Because they will leak little air as times go by. Eventually the tires go flat.
Bias ply tires get a flat spot from sitting but I have yet to see a radial tire do that.
level
The flat surface felt smooth.