Which of the following measurements are made by the index output of an incremental optical encoder?

A. revolutions accumulated
B. rpm
C. degrees traveled
D. reference position
E. both a and d


Answer: E

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During disassembly, some extension-to-case bolts were found to have aluminum strips in the threads. Technician A says the extension housing should be replaced. Technician B says to clean and repair the internal threads with a thread insert. Who is correct?

A. A only C. Both A and B B. B only D. Neither A nor B

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Name two light sources for plants in a floral shop

What will be an ideal response?

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In the freehand technique, the GTAW filler rod should be held at what angle to the plate surface?

a. 10 degrees b. 20 degrees c. 37-1/2 degrees d. 45 degrees

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You should stop driving:

a. after 8 hours b. after 7 hours c. after 11 hours d. whenever you become sleepy

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