Two Technicians Are Discussing the Installation of Segmented [Three Piece]

question 21

Multiple Choice

Two technicians are discussing the installation of segmented [three piece] oil control rings. Technician A says the ends of the expander/spacer [middle piece] must overlap. Technician B says that the end gaps of all three pieces must be evenly spaced apart. Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

Magno Cells

Ganglion cells that, because of their sensitivity to brightness changes, are particularly suited to perceiving motion and depth.

Primitive Perceptual Feature

Basic elements of perception such as edges, colors, or motions that are detected by the sensory system and integrated into more complex visual representations.

Curvature

The degree to which a curve deviates from being straight or flat, often measured in geometric or physical contexts.

Reversible Figures

Visual or other sensory stimuli that can be perceived in more than one distinct way, illustrating perceptual set and change blindness phenomena.