Two common reasons for motor failure are improper pulley alignment and _________________________.

Fill in the blank(s) with the appropriate word(s).


over-tightened belts

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The scientist who documented the first successful use of artificial insemination used which of the following?

a. cows c. turkeys b. swine d. dogs

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?What effect does the swirling of the plasma gas have?

A. ?Centrifugal force causes the stream to spread out or even causes it to go off. B. ?The wider plasma arc is best used for gouging. C. ?It causes the sparks to spin outward scattering them around the shop floor. D. ?It causes the stream to become more dense.

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A(n) __________ bend is a conduit bend that results in a conduit going over an object that is blocking the path of the run.

a. back-to-back b. field c. offset d. saddle

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Briefly describe the ANSI and ISO drafting standards.

What will be an ideal response?

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