How much vacuum must a fuel oil pump produce to lift fuel oil up 6 ft?
A) 6 × 1 = 6 in of vacuum B) 6 ÷ 3 = 2 in of vacuum
C) 6 ÷ 2 = 3 in of vacuum D) 6 × 2 = 12 in of vacuum
A
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Which number is less: -7.0 or 7.1?
A) -7.0 B) 7.1
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Which of these is the metric unit for torque?
A) Newton-meter B) Pound-foot C) Kilogram-meter D) Foot-pound
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Which of the following transmission gear ratios would permit the greatest torque output to the drivetrain?
A. 5.36 : 1 B. 2.32 : 1 C. 1 : 1 D. 0.66 : 1
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What is the maximum height for a threshold in a universal designed home?
A) 2" B) 1 1/2" C) 1/2" D) 1"
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