BD Marine Engineer Class 2 (Second Engineer) Practice Questions - Bangladesh DoS Marine Engineer Officer Class 2 (Second Engineer) Certificate Of Competency Exam

It meters the total quantity of fuel delivered per injection stroke It maintains a residual pressure in the high-pressure fuel line after injection ends, ensuring rapid closure of the injector needle valve and preventing dribbling or secondary injection It atomizes the fuel as it leaves the injector nozzle It sets the exact start-of-injection timing independent of the pump plunger