Discuss operator safety and control systems.
What will be an ideal response?
Probably the most important function of any control system is to provide protection for the operator or persons that may be in the vicinity of the machine. These protections will vary from one type of machine to another depending on the specific function of the machine. Many machines are provided with both mechanical and electrical safeguards.
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Technician A says that most van semi-trailers use unibody construction. Technician B says that most van semi-trailers use monocoque construction. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Three fuel gases other than acetylene used for cutting include _____
a. argon, oxygen, and helium b. methane, butane, and oxygen c. natural gas, propylene, and propane d. benzene, halon, and fluorine
Mixed format: 
(with a space between the whole number and the numerator)Fraction format: 
Reduce all fractions. Find the distance (A) for the bend of electrical conduit that is passing under the girder shown in the figure.
Fill in the blank(s) with the appropriate word(s).
Technician A says a transmission band is hydraulically applied by a multiple disc clutch.Technician B says that for the PCM/TCM to determine when to start a gear change, it must be able to refer to shift schedules that it has stored in its memory.Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B