Polyglycol-based brake fluid is required by federal law to be ________
A) Amber or clear in color B) Basically inert
C) Available nationwide D) Purple in color
A
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If an ASME or ANSI standard is incorporated by reference into an OSHA standard, _____.
a. the content is suggested for guidance but not required b. an employer can choose to use the content or not c. only employers of a certain size must follow it d. it becomes enforceable by law
Match the thermostatic expansion valve component with its function and/or description.
A. brings evaporator outlet pressure into the valve B. used to secure the thermal bulb to the suction line C. contains the diaphragm, valve tag, and thermal bulb D. senses evaporator outlet temperature E. determines the amount of superheat that a valve will maintain F. holds valve's components together while providing ports to connect system's refrigerant lines G. contains superheat spring, needle (pin) and seat, superheat spring adjusting gear H. moves in and out of the seat to modulate refrigerant flow into the evaporator
In an electrical circuit, amps are:
A) One coulomb of electrons flowing in one second. B) Opposition to the flow of electricity. C) The ability to make current flow. D) The ability of electricity to do work.
Which of these statements about speed management is true?
a. You should choose a speed that lets you stop within the distance that you can see ahead. b. When you double your speed (go twice as fast), it will take twice the distance to stop. c. Empty trucks always stop in a shorter distance than fully loaded ones. d. You should always brake during curves.