Mineral salts dissolved in water form a coating inside pipes that is referred to as _____.

a. crust
b. scale
c. sludge
d. sediment


b. scale

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The strength of a brazed joint stems from the _____.

a. length of the tubing b. large clearance gap c. ability of the filler metal to penetrate d. use of propane

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Which of the following is a requirement for generator sets used in legally required standby systems?

a. A means of manual starting must be provided. b. The generator must carry at least 50% of the load. c. A means must be provided for automatic starting of the generator set(s). d. The standby system generator set must be started within 30 minutes after a power failure.

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You suspect that a manager is stealing company funds for his own use, but you decide to

ignore it. Your action is

a. legal and ethical. b. legal but unethical. c. illegal but not unethical. d. illegal and unethical. e. illegal but ethical.

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Determine the probability (assuming normal distribution) that a tire could be used reliably for more than 50,000 miles.

What will be an ideal response?

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