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27 March, 19:01

A steel block has a volume of 0.08 m³ and a density of 7,840 kg/m³. What is the force of gravity acting on the block (the weight) in water?

A. 6,150.64 N

B. 5,362.56 N

C. 7,600.18 N

D. 6,700.56 N

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Answers (1)
  1. 27 March, 20:32
    0
    Given:

    volume of 0.08 m³

    density of 7,840 kg/m³

    Required:

    force of gravity

    Solution:

    Find the mass using density equation.

    D = M/V

    M = DV

    M = (7,840 kg/m³) (0.08 m³)

    M = 627.2kg

    F = Mg

    F = (627.2kg) (9.8m/s2)

    F = 6147N
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