MEK Exit Exam • Set 2 Question 26 of 30
Turbo chargers on diesel engine
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Direct Answer
Option A: increases pressure of intake air
Turbochargers are used to increase the power output of diesel engines by compressing and forcing more intake air into the cylinders. This results in higher volumetric efficiency and improved combustion, not a decrease in air pressure.
All Options
A
increases pressure of intake air
(Correct Answer)
B
acts as fuel charger
C
increases RPM
D
decreases the pressure of intake air
Detailed Explanation & Context
Turbochargers are used to increase the power output of diesel engines by compressing and forcing more intake air into the cylinders. This results in higher volumetric efficiency and improved combustion, not a decrease in air pressure.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Marine Engineering Knowledge (MEK).
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