There are two areas in which the properties of matter can be divided:
A) Physical and chemical.
B) Specific gravity and Specific volume.
C) Pressures above and below atmospheric pressure.
D) Temperatures above and below 70°F.
A
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Which of the following solid-state relay switching modes are typically used to control heavy inductive loads?
a. Instant on b. Zero switching c. Analog switching d. Peak switching
The purpose of the starter interlock system is to:
a. stop the engine from cranking until one or more safety related conditions are met b. lock the starting pinion out for a minimum of 15 seconds c. lock the flywheel in place for security reasons d. prevent the machine from starting if the operator has been drinking
A welding symbol that is applied to a flange is placed on the top of the reference line. To the left of the symbol is the notation "1/16 + 3/16". Above this notation is the notation "5/16". What does this welding symbol signify?
A. A flange weld 1/16" in depth is placed on the arrow side. The radius of the fillet is 3/16" and the distance from the tangent of the radius to the weld surface is 5/16". B. A flange weld 3/16" in depth is placed on the other side. The radius of the fillet is 1/16" and the distance from the tangent of the radius to the weld surface is 5/16". C. A flange weld 1/16" in depth is placed on the other side. The radius of the fillet is 5/16" and the distance from the tangent of the radius to the weld surface is 3/16". D. A flange weld 1/16" in depth is placed on the other side. The radius of the fillet is 3/16" and the distance from the tangent of the radius to the weld surface is 5/16". E. None of the above. This is an incorrect symbol.
An area that must be inspected before work activities proceed is a _____
A) root gap B) hold point C) root pass D) mismatch