____ marks are wide areas of wear on the piston.

a. Scuff
b. Ease
c. Buff
d. Repair


a. Scuff

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What is the common means of actuating Bosch fuel injection components by EDC drivers?  

A. PWM signals B. pneumatics C. hydraulics D. Hall-effect signals

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What is the maximum pressure that should be used for leak testing a refrigeration system with a hermetic compressor?

What will be an ideal response?

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What type of detector should be used if a technician is looking for a refrigerant leak in a closed space?

A) Fluorescent dye leak detector B) Ultrasonic-type leak detector C) Electronic sight glass D) Electronic leak detector

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The fourth step in using a Veitch diagram is to ____.

A. plot the logic functions by placing an X in each square representing a term B. obtain the simplified logic function by looping adjacent groups of X's in groups of eight, four, or two C. "OR" the loops with one term per loop D. write the simplified expression

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