If a duct system has large air leaks at the connections, what can be used to seal them up?
What will be an ideal response?
Mastic.
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Every fifth contour line on a topographic map is known as what kind of contour line:
a. Ridge b. Index c. Minor e. Upper
Which statements are true about wire, terminals, and connectors?
A) A wire is called a lead, and the metal end is a connector B) A connector is usually a plastic piece where the terminals lock in C) A lead and a terminal are the same thing D) Both A and C
The welding procedure that is done by working the weld puddle back and forth across the axis of the weld,
producing a weld bead much wider than the puddle width, is the _____. a. stringer bead b. weave bead c. groove weld d. fillet weld
The stationary windings or magnets of a DC motor are called the ____.
A. field windings B. brushes C. armature D. commutator