Which of these statements is TRUE about surface finish?
A) The rougher the surface, the higher the microinch finish measurement
B) Cast-iron surfaces should be smoother than aluminum surfaces
C) A cylinder head should be much smoother than a crankshaft journal
D) The smoother the surface,the higher the microinch finish measurement
A
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Contours lines are lines of different elevation.
Answer the following statement true (T) or false (F)
____ timers operate by restricting the flow of air through an orifice to a rubber bellows or diaphragm.
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