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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Students have asked these similar questions
Lockout locks:
Can be used to lock tool boxes, storage sheds, etc.
b. Can be used only for lockout purposes.
Are provided by the equipment manufacturer.
d.
a.
C.
Must be bright orange in color.
Authorized employees must be trained:
To recognize hazardous energy sources, and to know the
type and magnitude of the hazardous energy sources.
b.
a.
To perform the lockout/tagout procedure.
C.
When an audit shows deficiencies with the procedure.
d.
All of the above.
When authorized employees perform a shutdown they must:
a. Notify all affected employees that they are starting a lockout
procedure,
b. Locate all energy sources that power the equipment.
Follow the procedures to shut down each machine.
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.
d. The person who will be the…
Which of the following is not a true of group lockout or tagout?
a.
Each employee working on the equipment is an authorized employee
b.
A supervisor may attach a lock for an entire work crew.
c.
Each person working on the equipment must have a lock or tag
d.
A supervisor should be the first or last person to attach a lock or tag
3. One precaution that needs to be foliowed in a work area displaying the sign shown above is
be cut into 3.2-m-long pieces. How many 3,2-m-long pieces of pipe can be cut from the original
A length of copper pipe measures 15.3 m. According to a job's specifications, the pipe needs to
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-
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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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- 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 Barrow_forwardList and explain five ladder use safety rules.arrow_forwardWhat should be done in the case of a personal injury emergency?arrow_forward
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- 4. Which of the following factors affect the safety of the worker in a workshop ? A. Interior design of the workshop B. Ventilation and lighting C. Both A and B D. Neither A nor Barrow_forwardAn overheating vehicle is being discussed. Technician A states that the vehicle may be overheating because the heater control valve is stuck closed. Technician B states that the vehicle may be overheating because the PCM in not energizing the cooling fan relay. Who is correct? Select one: a. Technician A only b. Technician B only c. Both Technicians A and B d. Neither Technician A nor Barrow_forwardPlz answer it with proper explanationarrow_forward
- 14.A. What type of seal system is constructed of a hard brittle material and is often used in a pump to sealbetween the pump and the motor?A. SteelB. CeramicC. Glass 14.B. When a pneumatic solenoid fails, the failure is normally due to aA. weak pilot.B. bad spool.C. ripped seal. 14.C. When you're dealing with a PM task for a drive-belt form of conveyor, and you must make trackingadjustments to the belt, you shouldA. pull the belt back with pliers or a belt puller and see if it returns to the previous tracking marks. B. perform tracking adjustments at both ends of the belt.C. make a small adjustment, then continue with small adjustments as needed.arrow_forwardb.has air-conditioning and is an automatic.c.has air-conditioning or is an automatic.d.has air-conditioning given that it is an automatic.e.is an automatic if it has air-conditioning.arrow_forwardif two option are correct choose both of themarrow_forward
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