Which of the following is NOT a condition of a belt on a blower motor being too loose?

A. reduced air flow
B. belt slippage
C. excessive noise
D. motor overheating


Answer: C

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A common point is a point where two or more wires are connected.

a. True b. False

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What is the name of the part of the joint that letter C represents in Figure 1?

a. Bevel angle b. Groove angle c. Land d. Root opening e. Bevel Face

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A problem that can cause fluting to occur on a bearing is _____

a. thrust failure b. a broken cam c. misalignment d. electric arcing

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An oil company offers a $2.00 rebate on the purchase of a case of motor oil (24 quarts) that sells for 77 cents a quart. If the buyer sends for the rebate, what is the percent of discount? Round to the nearest tenth.

A. 9.7 B. 9.9 C. 10.8 D. 11.5

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