Question 1859 Deck General
70% to passUsing a safety factor of five, determine the safe working load of a line with a breaking strain of 20,000 pounds.
The correct answer is A) 4,000 pounds. To determine the safe working load of a line, the breaking strain is divided by a safety factor. The safety factor accounts for unknown variables, such as wear and tear, improper usage, and other factors that could compromise the line's strength. Using a safety factor of 5, the safe working load is calculated by dividing the breaking strain (20,000 pounds) by the safety factor (5), which results in a safe working load of 4,000 pounds. The other options are incorrect because: B) 5,000 pounds is too high for a safety factor of 5. C) 20,000 pounds is the breaking strain, not the safe working load. D) 100,000 pounds is significantly higher than the correct answer.
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