Question

In engines, the function of choke, is to ___________

(a) Provide a rich air-fuel mixture

(b) Heat the engine

(c) Increase fuel in the cylinder

(d) Remove the cylinder blockage

The question was posed to me during an online interview.

I would like to ask this question from Components of Fuel Supply System in division Ignition and Power Transmission of Farm Machinery

Answer 1

The correct option is (a) Provide a rich air-fuel mixture

The explanation is: A choke is a butterfly value which is used to provide a richer mixture of air-fuel for the engine to start in cold condition.