Anonymous
Anonymous asked in Science & MathematicsMathematics · 1 month ago

If a concrete column is 6 inches by 6 inches square and 8 ft. long, calculate its weight in Newtons, given a specific weight of 62.4 lb/ft3.?

Update:

The answer is 555.1N

Update 2:

How to I get to the answer?

2 Answers

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  • 1 month ago
    Favourite answer

    Since 6 inches  =0.5ft, volume = 0.5 * 0.5 * 8 =2 ft³

    Weight = 2 * 62.4 = 124.8 lb

    Since 1lb = 4.448N, weight =4.448*124.8 = 555.1N

  • 1 month ago

    If a concrete column is 6 inches by 6 inches square and 8 ft. long, 

    calculate its weight in Newtons, given a specific weight of 62.4 lb/ft^3.

    V = 2 ft^3Weight = 124.8 lb = 555.14 N (newtons)

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