Which of these is an example of a three -position actuator?

A) Recirculation door
B) Bi-level air door
C) Blend door
D) None of these is correct


B) Bi-level air door

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A plant or animal that carries a disease or parasite during part of its life cycle is called a(n):

Indicate whether the statement is true or false.

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When using an engine stand ___________

A) Cover the engine with plastic when not in use to serve as a shield from moisture and dirt B) Use standard non graded hardware bolts C) Both A and B D) Neither A nor B

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Technician A says using a GFCI will help an electric tool to run cooler. Technician B says the purpose for using a GFCI is to help avoid electric shock. Who is correct?

A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B

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The first step in making a fire safety presentation is to:

A. transfer facts and ideas. B. practice new ideas. C. explain information. D. prepare the audience for learning.

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