What are the two main types of pneumatic control valves?

What will be an ideal response?


The poppet-type and the sliding or shear action type valve.

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When building a stair with a total rise of 7'-7", the number of risers required and their unit rise is _____.

a. 11 risers, each 7-1/2" high b. 12 risers, each 7" high c. 13 risers, each 7" high d. 14 risers, each, 7-1/4" high

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A soft gasket will compress more than 20 percent.

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

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The cost of magnet wire for a motor repair shop during a one-week period is as follows: 14 pounds of number 17, $58; 12 pounds of number 16, $55; 10 pounds of number 24, $51; 6 pounds of number 21, $19; and 5 pounds of number 25, $24. Find the total cost of magnet wire during this period.

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

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The union of the sperm and egg is termed?

A) Fertilization B) Gametognesis C) Cell division

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