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Computer Science Fundamentals System Design Objective
May 16, 2013

It is necessary to maintain the valve clearances as they.

Choose the correct answer:
A) reduce the resistance to sliding that occurs between the cam and the tappet
B) allow for lengthening of the valves owing to the heat of combustion
C) increase the speed at which the valves move up and down
D) make the crankshaft turn smoothly
Detailed Explanation

option B is the right answer.

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