When checking to make sure a circuit is de-energized, you should test:
A) With a slight touch of the back of your hand. B) Voltage to ground.
C) By spitting on the contact to see if it sizzles. D) Between any two possible voltage points.
B
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Which of the following do current forged steel trunk type pistons primarily depend on to lubricate the wrist pins?
A. lube oil delivered through conn rod rifle B. splash lube from oil sump C. spray cooling jets D. lube transfer from cylinder wall
In the accompanying figure, the item identified as number 5 is the standard break symbol for a ____.
A. round solid section B. wood rectangular section C. pipe or tubing D. rectangular section
What food, whose price rose alarmingly in 1789, was the staple of most of France’s eighteenth-century population?
a. potatoes b. meat c. bread d. root vegetables
Welding clothing should be made of:
A) Polyester B) Rayon C) Nylon D) Wool or cotton