Step 3 » GENERAL learning environment Category C (C, C1)

GENERAL Learning Environment Category C (C, C1)
Question 67 of 533

By "compression ratio" is understood:

A the ratio between the volume of all cylinders and the volume of the pistons;
B the ratio between the volume of the combustion chamber and the volume of the cylinder;
C the ratio between the volume of the cylinder and the volume of the combustion chamber.

Explanation

Text explanation category C / driving tests drpciv:
By "compression ratio" is understood the ratio between the volume of the cylinder and the volume of the combustion chamber. The compression ratio is about 10:1 for MAS engines and about 20:1 for MAC, meaning almost double.
Correct answer: C
 
Driving tests drpciv category C explained.

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