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浮力產生的原因是,物體在液體中,會受到液體壓強.物體上表面受到向下的壓強,物體下表面受到向上的壓強,由於上表面更接近液面,h更小,根據P=ρgh,可知,上表面的壓強一定小於下表面的壓強.再根據P=F/S,可知,物體上表面受…
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