Which control method is commonly associated with controlling the flowrate of materials to ensure the correct proportion of a mixture.

A. feedback
B. feedforward
C. ratio
D. proportional
E. derivative


Answer: C

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Liquid-cooled power equipment engines can be pressure tested for leaks with a(n) ____________________ pressure tester.

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

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The General Motors mild (assist) hybrid system uses what type of motor/generator?

A) A motor/generator located inside the transmission/transaxle B) A conventional but larger than normal alternator and starter C) A belt operated motor/generator D) Induction type motor located between the engine and the transmission

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What is the major problem with using wall cavities for ductwork?

A) air moving through a wall cavity makes a lot of noise B) Installing registers and grilles on wall spaces used for ducts is difficult C) Using a wall cavity is generally less convenient than running ductwork D) It is nearly impossible to make the cavity air tight

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How many anchor bolts are needed for a block wall 42' long if the spacing between anchor bolts is 4'?

What will be an ideal response?

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