What is true of torque wrenches?

A. Torque wrenches are used to final-tighten bolts and nuts.
B. Torque wrenches are designed to loosen bolts or nuts.
C. Torque wrenches are factory set and never need adjustment.
D. Torque wrenches automatically stop when they break over the set torque.


Answer: A

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¿Qué indica una quemadura grande en el clavo?

a. La configuración de la soldadora es demasiado alta. b. La superficie está demasiado caliente. c. Es necesario cambiar los collarines. d. Se está operando demasiado rápido la pistola.

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According to Vavilov and generally confirmed by later archaeological studies, which of the following is not a major center of origin for cultivated plants?

A. Turkey-Iran B. United States-Canada C. Mexico and Central America D. central China

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The ISO 14000 series contains two types of standards: