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    LAW26 Posts: 1, Reputation: 1
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    #1

    Oct 14, 2012, 09:16 AM
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    Four people are pulling a float to maintain a constant speed of 3.0 km/h for the float. Two people pull with a force of 210 n each and the other two pull with a force of 140n each. Whata is the force of friction between the float and the ground?
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    ebaines Posts: 12,131, Reputation: 1307
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    Oct 14, 2012, 09:41 AM
    Hint - if an object maintains a constant speed that means it is not accelerating. From this means that the sum of forces is zero. So - what do you think the answer is?
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