Question

The hole diameter in a multi-hole nozzle, lies between ___________

(a) 0.25 to 0.35 mm

(b) 0.20 to 0.30 mm

(c) 0.30 to 0.40 mm

(d) none of the mentioned

The question was asked in an international level competition.

My doubt stems from Nozzle in portion Mechanical Injection Systems of IC Engine

Answer 1

The correct answer is (a) 0.25 to 0.35 mm

Explanation: The hole diameter in a multi-hole nozzle, lies between the range of 0.25 to 0.35 mm for the better fuel flow in the combustion chamber.