Question

What is the range of pressure created at fuel injection pump?

(a) 120 kg/cm^2-300 kg/cm^2

(b) 106 kg/cm^2-120 kg/cm^2

(c) 106 kg/cm^2-300 kg/cm^2

(d) 120 kg/cm^2-248 kg/cm^2

The question was asked during a job interview.

I need to ask this question from Fuel Supply System topic in portion Fuel Supply and Cooling System of Farm Machinery

Answer 1

The correct choice is (a) 120 kg/cm^2-300 kg/cm^2

Best explanation: Fuel injection pump is a high-pressure pump, which supplies fuel to the injectors according to the firing order of the engine. It is used to create pressure varying from 120 kg/cm^2 to 300 kg/cm^2. It supplies metered quantity of fuel to each cylinder at appropriate time.