** "Reload" or "Refresh" (or F5) the page to make another test from the same selection of problem types.

Select a new problem set.

What is the mass of a box which requires 2238 J of work to be pulled 8.79 m across a floor with a coefficient of kinetic friction between the box and the floor of 0.79?

kg

What is the mass of a box which requires 1333 J of work to be pulled 3.53 m across a floor with a coefficient of kinetic friction between the box and the floor of 0.68?

kg

What is the mass of a box which requires 1712 J of work to be pulled 6.55 m across a floor with a coefficient of kinetic friction between the box and the floor of 0.58?

kg

What is the mass of a box which requires 1684 J of work to be pulled 5.29 m across a floor with a coefficient of kinetic friction between the box and the floor of 0.51?

kg

What is the mass of a box which requires 3876 J of work to be pulled 8.9 m across a floor with a coefficient of kinetic friction between the box and the floor of 0.7?

kg

What is the mass of a box which requires 2752 J of work to be pulled 7.24 m across a floor with a coefficient of kinetic friction between the box and the floor of 0.61?

kg