Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN: 9781337399128
Author: Russell E. Smith
Publisher: Cengage Learning
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Textbook Question
Chapter 1, Problem 9RQ
What type of ladder should the technician use on the job?
- a. aluminum
- b. fiberglass
- c. wood
- d. both a and b
- e. both b and c
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Lockout locks:
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d.
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b.
a.
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C.
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d.
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a. Notify all affected employees that they are starting a lockout
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d. All of the above.
с.
If several people are needed to work on a piece of equipment:
a. The first worker to arrive to the job is the one who applies
the locks.
b. Their supervisor is the only one who needs to apply a lock.
c. Each worker must apply his or her own lock.
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be cut into 3.2-m-long pieces. How many 3,2-m-long pieces of pipe can be cut from the original
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wear a leather apron.
b. avoid using solvents.
wear rubber gloves.
d. prohibit welding.
a.
C.
4.
15.3-m-long copper pipe?
a. two
b. three
C. four
d. Five
5. What is strain?
a. Determined by dividing the ioad by the smallest actual cross-sectional area e
specimen
b. The ratio between the original length and the change in length when an external forre
applied
C. The amount of stress that a material can absorb without exceeding its breaking stress
d. A measurement of the deformation produced by the application of an external force
ight of eve should be-
Two techs are discussing oil coolers.
Technician A says that when inspecting oil-
to-water type coolers, look for mixing of the
fluids: oil in the coolant, and coolant in the
oil. Technician B says that when inspecting
oil-to-air type coolers, look for oil in the
coolant only. Who is correct?
Select one:
a. Technician A
b. Technician B
c. Both A and B
d. Neither A nor B
Chapter 1 Solutions
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
Ch. 1 - True or False: A heating and air-conditioning...Ch. 1 - What is a live electrical circuit?Ch. 1 - Which of the following voltages will a...Ch. 1 - Electrical shock occurs when a person _________....Ch. 1 - What are the important elements of electrical...Ch. 1 - Prob. 6RQCh. 1 - Which of the following is the standard by which...Ch. 1 - Prob. 8RQCh. 1 - What type of ladder should the technician use on...Ch. 1 - What precautions should be taken when you see a...
Ch. 1 - True or False: It is recommended that at least one...Ch. 1 - True or False: The correct fuse size for an...Ch. 1 - What is the difference between a two-prong plug...Ch. 1 - Which prong on a three-prong plug is the ground?...Ch. 1 - True or False: A grounding adapter does no good if...Ch. 1 - An electrical device that will open an electrical...Ch. 1 - True or False: Receptacles used on the job site...Ch. 1 - What precautions should you use when working in an...Ch. 1 - What is the difference between a fuse and a...Ch. 1 - List at least five electrical safety rules that...
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