Straight sections, elbows, tees, and ____ are standard components available for use so that ducts can be installed horizontally or vertically, edgewise or flat, and can meet any turn or elevation requirements.

A. busbars
B. covers
C. casings
D. crosses


Answer: D

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When using virtualization, it is commonplace to use the term ____ to refer to a virtualized environment operating in or on a host platform.

A. virtual machine B. host machine C. hypervisor D. VMware

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If there are three resistors in a series circuit, is the current in each resistor different? How do you calculate the total resistance? What is the relationship between the voltage drop across each resistance and the total voltage?

What will be an ideal response?

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About 60 percent of the ducks raised in the United States are raised on Long Island, New York

Indicate whether the statement is true or false.

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The rotor of an ECM motor is composed of:

A) Layers of laminated soft iron. B) Copper windings coiled around layers of laminated soft iron. C) Permanent magnets glued to a hollow steel cylinder. D) A solid bronze casting.

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