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25 May, 09:23

A car drives from east to west over a bridge supported at either end by two pillars. The bridge and car weight is 80 tons. One pillar is pushing up with a force of 30 N. What force is applied to the bridge at the other pillar?

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  1. 25 May, 11:58
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    An isotope of an element has:

    A.) more protonsB.) less protonsC.) a different atomic mass

    D.) he same number of neutrons
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Home » Physics » A car drives from east to west over a bridge supported at either end by two pillars. The bridge and car weight is 80 tons. One pillar is pushing up with a force of 30 N. What force is applied to the bridge at the other pillar?
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