This geometric tolerance is a cross-sectional or single-line tolerance zone in the shape of two concentric circles.

a. concentricity
b. circularity
c. cylindricity
d. runout


b. circularity

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____ are used to catch large items of waste material near the point of origin.

A. Interceptors B. Drainage filters C. Vent stacks D. Traps

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Match the following weeds to their category

a. bull thistle c. crabgrass b. dandelion d. henbit 12. summer annual 13. perennial 14. winter annual 15. biennial

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Two technicians are discussing disc brake rotor service. Technician A says that the inner races (bearing cups) should be removed from the rotor before it is mounted on the lathe. Technician B says that a non-directional finish on the rotor surfaces can be obtained by using sandpaper. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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What is a general formula for calculating the effect of temperature on a holding charge?

A) New temperature/starting temperature × starting pressure B) Add or subtract the temperature difference from the starting pressure. C) P2 = P1 × delta T D) 4005 × square root of temperature difference

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