A(n) ____________________ is a ball-type valve without a return spring.

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


two-way check valve

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Masonry grout is a mixture of ______.

A) Portland cement, aggregate, and water. B) Portland cement, lime, and water. C) lime, aggregate, and water. D) Portland cement and water. E) none of the above.

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For the cash flows shown, calculate the equivalent annual worth in years 1 through 4 at an interest rate of 10% per year.



What will be an ideal response?

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When using a meter with a manual scale setting always:

A) Start with the lowest scale and work up to get an accurate reading. B) Start with the highest scale and work down to get an accurate reading. C) Set the scale based on what you expect the reading to be. D) The scale setting does not affect the reading.

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Which of these is important to check before driving in the winter

1) Exhaust. 2) Steering. 3) Tires.

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