college physics

posted by .

a block of ice initially sliding at 15m/s on a frozenpond comes to rest after traveling 90 meters. What is the coefficient friction?

  • college physics -

    Work done = force * distance
    equate work done with initial kinetic energy:
    μmg*distance = (1/2)mv²
    Solve for μ

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    A hockey puck is sliding across a frozen pond with an initial speed of 6.5 m/s. It comes to rest after sliding a distance of 7.6 m. What is the coefficient of kinetic friction between the puck and the ice?
  2. physics

    A block of ice at 0°C whose mass initially is m = 12.5 kg slides along a horizontal surface, starting at a speed vo = 4.10 m/s and finally coming to rest after traveling a distance d = 10.07 m. Compute the mass of ice melted as a …
  3. physics

    a block of ice initially sliding at 15m/s on a frozen pond comes to rest after traveling 90 meters. What is the coefficient of friction?
  4. physics

    The coefficient of static friction between a block and a horizontal floor is 0.37, while the coefficient of kinetic friction is 0.10. The mass of the block is 3.8 kg and it is initially at rest. Once the block is sliding, if you keep …
  5. physics

    As shown in the figure, a block of mass M1 = 0.470 kg is initially at rest on a slab of mass M2 = 0.850 kg, and the slab is initially at rest on a level table. A string of negligible mass is connected to the slab, runs over a frictionless …
  6. physics

    A block of ice at 0°C whose mass initially is m = 48.4 kg slides along a horizontal surface, starting at a speed vo = 4.91 m/s and finally coming to rest after traveling a distance d = 12.28 m. Compute the mass of ice melted as a …
  7. Physics

    A block of ice at 0 degrees C, whose mass is initially 40.0 kg, slides along a horizontal surface, starting at a speed of 5.26 m/s and finally coming to rest after traveling 22.5 m. Compute the mass of ice melted (in grams) as a result …
  8. physics

    A block of mass m is initially at rest at the top of an inclined plane with a height = 4.4 m which makes and angle of θ = 17 degrees with respect to the horizontal. It is observed to be traveling at v = 0.2 m/s a distance d after …
  9. Physics

    A 2.5-kg block is sliding along a rough horizontal surface and collides with a horizontal spring whose spring constant is 320 N/m. Unstretched, the spring is 20.0 cm long. The block causes the spring to compress to a length of 12.5 …
  10. physics

    A block of mass M1 = 0.320 kg is initially at rest on a cart of mass M2 = 0.680 kg with the cart initially at rest on a level air track. The coefficient of static friction between the block and the cart is ?

More Similar Questions