Which of the following insulating materials is available in the form of rigid boards?

A) Rock wool
B) Insulating concrete
C) Fiberglass
D) Extruded polystyrene
E) None of the above


D) Extruded polystyrene

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To hold a small-diameter pipe in a threading machine, you should use a _____.

a. ratchet chuck b. chain vise c. standard yoke vise d. VISE-GRIP

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Which of the following breeds of dogs is the smallest?

A. Boxer B. Chihuahua C. Cocker Spaniel D. Miniature Pinscher E. Shetland Sheepdog

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Which tool is necessary to measure flatness of engine components?

A) Feeler gauge B) Straight edge C) Both A and B D) Neither A nor B

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Technician A says an internal transmission cooler is cooled by the engine's cooling system. Technician B says if the transmission fluid appears pink and milky, the transmission has been overheated and oxidation has occurred. Who is correct?

A. Technician A B. Technician B C. Both Technicians A and B D. Neither Technician A nor B

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