Coefficient of kinetic friction between clothes and ground
A 85.1 kg base runner begins his slide into second base while moving at a speed of 5.9 m/s. The coefficient of kinetic friction between his clothes and the ground is 0.68. He slides so that he comes to rest just as he reaches the base.
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A container holds 1.4 kg of water that is initially at 332 K and is converted to steam at 407 K. Assuming the volume of the system does not change, what is the change in the internal energy of the system?
Find the force (magnitude and direction) exerted on her by the bungee cord at an instant when her downward acceleration has a magnitude of 6.6 m/s2. Ignore the effects of air resistance.
Carlie drops her ring down a well. The sound of the ring splashing at the bottom of the well is heard after 4.0seconds. Assume the speed of sound is 335m/s .How deep is the well?
If a piece of ice weighs 44.0 {rm N} at the surface of the earth, what is its mass on the earth's surface? What is the mass of this piece of ice on the surface of Io? What is the weight of this piece of ice on the surface of Io?
Each cable has a length of = 3.70 . What is the tension in each of the cables? Use 9.80 for the magnitude of the acceleration due to gravity.
A baseball thrown at an angle of 65.0^circ above the horizontal strikes a building 18.0 {rm m} away at a point 7.00 {rm m} above the point from which it is thrown. Ignore air resistance. Find the magnitude of the velocity of the baseball just befo
if the coefficient of friction is 0.3, find the force exerted by the man on the rope, and the work done in dragging the box over a distance of 15m.
A cube of ice is taken from the freezer at -7.5°C and placed in a 104 g aluminum calorimeter filled with 294 g of water at room temperature of 20°C. The final situation is observed to be all water at 19°C. What was the mass of the ice
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