____________________ was first developed by the Department of Defense. Today it can be used to

monitor harvesting information.



Fill in the blank(s) with the appropriate word(s).


ANS:Global
Positioning System

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When a three way control valve reduces the flow through the coil by

A) sending some of the flow backwards in the direction it came from B) opening and closing in pulses to vary the flow C) closing and reducing the flow through the circuit D) allowing some of the flow to bypass around the coil

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Where do you measure the supply air temperature when checking furnace temperature rise?

A) Preferably in a duct after the air has left the supply plenum B) In a small hole drilled in the vent C) At the supply registers in the house D) As close to the furnace outlet as possible

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Bend tangent line is the line where the flat surface of a part is tangent to the bend radius.

Answer the following statement true (T) or false (F)

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What is a manifold and gauge set?

What will be an ideal response?

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