Question 8Motor Plants - 1st Asst/Chief
70% to passPiston cooling fins are located_______________.
Aon top of the piston crown
Bunderneath the piston crown
Cat the base of the piston skirt
Dinside the cylinder liner cooling water jacket
AI Explanation
The correct answer is B) underneath the piston crown. Piston cooling fins are located underneath the piston crown to help dissipate heat generated during the combustion process. The fins increase the surface area of the piston that is exposed to the cylinder wall, allowing more efficient heat transfer from the piston to the cylinder liner and the engine's cooling system. The other answer choices are incorrect because: A) the piston crown does not have cooling fins, C) the piston skirt does not have cooling fins, and D) the cooling water jacket is part of the cylinder liner, not the piston.
Related Questions
Q40:In diesel engines, hydraulic valve lifters are used to_______________. Q177:Which of the following statements describes how the fuel oil enters the whirling... Q212:In the event of a crankcase rich oil mist to air mixture explosion, where the do... Q94:The pressure in an operating diesel engine cylinder continues to rise for a shor... Q165:Misalignment of the drive shaft and propeller shaft flanges can be detected by u...
Ready to test your knowledge?
Take a Motor Plants - 1st Asst/Chief Practice ExamOfficial Resources