When measuring the specific gravity of the electrolyte, the maximum allowable difference between the highest and lowest hydrometer reading is ________
A) 0.050 B) 0.50 C) 0.020 D) 0.010
A
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What will be an ideal response?
Bob’s drill broke down and was in the shop 3.5 days. A mechanic worked 15.2 hours to repair the drill at $78 per hour and replaced $1,367.86 worth of parts. Bob estimated it cost him $22 per hour for not having use of his drill. He works 12-hour days.
a. What was the cost of repairing the drill? b. How much did it cost by not having the use of the drill? c. What was the total cost?
Which of the following methods of measuring horsepower when applied to the same engine will usually produce the lowest rating?
A. indicated horsepower B. calculated power C. brake horsepower D. SAE power
Cells and other voltage sources are often connected in series to obtain ____ voltages.
a. lower b. similar c. higher d. grounded