a rod of zinc has a mass of 5kg. in water it weighs 25 N. what is the buoyant force on it when it is submerged in water?

Question

a rod of zinc has a mass of 5kg. in water it weighs 25 N. what is the buoyant force on it when it is submerged in water?

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Thu Giang 2 months 2021-07-30T09:09:18+00:00 1 Answers 0 views 0

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    2021-07-30T09:11:02+00:00

    Answer:

    If it has a mass of 5 kg its weight is 5 kg * 9.8 m/s^2 = 49 N

    Weight in air = 49 N

    Weight in water = 25 N

    Buoyant force provided by water = 49 – 25 = 24 N

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