Describe three ways to polish a spool valve.

What will be an ideal response?


Use a polishing stone, crocus cloth, or 600 plus-grit sandpaper.

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The armature of a large DC motor has high resistance.

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

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Which of the following accomplishes the distribution of pressurized fluid to the appropriate reaction member?

A. Screen filter B. Check valve C. Valve body D. Oil pump

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The time (T) and the frequency (f) of an AC waveform are related as:

A) inversely proportional. B) directly proportional. C) universally proportional. D) complimentary proportional.

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What is the c-c of pipe J?

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

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