Physics help plz?

how much force is required to keep a 780N box moving at constant velocity across the floor if the friction force between the box and the floor is 160 N?

1 Answer

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  • Ash
    Lv 7
    1 month ago

    F(net = F(applied) - F(friction)

    For the box to move at constant velocity, F(net) = 0, so we get

    0 = F(applied) - F(friction)

    F(applied) = F(friction)

    F(applied) = 160 N

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