Technician A says that diesel fuel droplets burn from the inside out. Technician B says that small fuel droplets heat up to their ignition temperature more rapidly than larger droplets. Who is correct?

Question

Quizplus · Accepted Answer

Technician B is correct because smaller fuel droplets have a larger surface area to volume ratio, allowing them to heat up and reach their ignition temperature more quickly than larger droplets. Technician A is incorrect because fuel droplets burn from the outside in, not the inside out.

Technician a Says That Diesel Fuel Droplets Burn from the Inside