physics

posted by .

How high will a 1.95 rock go from the point of release if thrown straight up by someone who does 66.5 of work on it? Neglect air resistance.

  • physics -

    What is the unit of work given in the problem? Is it Joules?
    W = mgh should give you the height h.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    A rock is thrown horizontally from a bridge with a speed of 30.3 m/s. If the rock is 27.2 meters above the river at the moment of release, a)how long the rock is in the air?
  2. Physics

    How high will a 1.60-{\rm kg} rock go if thrown straight up by someone who does 75.0 J of work on it?
  3. Physics

    A man throws a rock of mass m = 0.310 kg straight up into the air. In this process, his arm does a total amount of work Wnet = 105 J on the rock. Calculate the maximum distance, h, above the man's throwing hand that the rock will travel. …
  4. Physics

    A ball is thrown vertically upward, which is the positive direction. A little later it returns to its point of release. The ball is in the air for a total time of 7.99 s. What is its initial velocity?
  5. Physics

    A rock is thrown directly upward from the edge of the roof of a building that is 35.3 meters tall. The rock misses the building on its way down, and is observed to strike the ground 4.00 seconds after being thrown. Neglect any effects …
  6. Physics

    A ball is thrown vertically upward, which is the positive direction. A little later it returns to its point of release. The ball is in the air for a total time of 8.11 s. What is its initial velocity?
  7. Physics

    You throw a small rock straight up from the edge of a highway bridge that crosses a river. The rock passes you on its way down, 7.00 s after it was thrown. What is the speed of the rock just before it reaches the water 29.0 m below …
  8. Physics

    A rock is thrown directly upward from the edge of the roof of a building that is 40.2 meters tall. The rock misses the building on its way down, and is observed to strike the ground 4.00 seconds after being thrown. Neglect any effects …
  9. Physics

    A rock is thrown straight up at 22.0 m/s from a roof of a 30.0 m tall building. After rising, the rock falls on the street below. Ignoring air resistance, how much time is the rock in the air?
  10. physics

    A rock is thrown straight up with an initial velocity of 15m/s. ignore the effect of air resistance , how high will the rock rise ?

More Similar Questions