Physics

When an 84.7 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.00E+3 J. By how much does the potential energy of a 17.3 kg child increase when the child climbs a normal staircase to the second floor?

  1. 👍
  2. 👎
  3. 👁
  1. m g h
    same g
    same h

    (17.3 / 84.7) 2*10^3

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    When an 81.0 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.25 103 J. By how much does the potential energy of a 17.0 kg child increase when the child

  2. Phyics

    A spiral staircase winds up to the top of a tower in an old castle. To measure the height of the tower, a rope is attached to the top of the tower and hung down the center of the staircase. However, nothing is available with which

  3. Physics

    A wire is bent into the shape of an planar Archimedean spiral which in polar coordinates is described by the equation r=bθ. The spiral has N=100 turns and outer radius R=10 cm (R is the distance from point O to point T). Note

  4. physics

    A 91 kg student eats a 200 Calorie doughnut. To “burn it off”, he decides to climb the steps of a tall building. (1 food Calorie = 10^3 Calories.) How high would he have to climb to expend an equivalent amount of work? The

  1. Algebra

    A brick staircase has a total of 16 steps The bottom step requires 112 bricks. Each successive step requires 4 fewer bricks than the prior one. How many bricks are required to build the staircase?

  2. Informal Logic

    Sometimes people get caught in a “downward spiral,” a case in which something leads to a result which in turn leads to more of the original thing, bringing on more of the result. As the process continues, the result

  3. science

    Which of the following is s major difference between elliptical galaxies and spiral galaxies? A. Elliptical galaxies have almost no gas or dust between starts. B. Elliptical galaxies vary more in shape than spiral galaxies. C.

  4. physics

    A jogger with a mass of 66.0 kg reaches the top of a staircase in 44.0 s. If the distance from the bottom to the top of the staircase is 14.0 m, how much power will the jogger create in climbing the stairs?

  1. Geometry

    1. Television screens are sized according to the length of a diagonal across the screen, from one corner to another. The screen of a 2 inch wide screen TV is 24.5 inch high. How wide is it? 2. A carpenter needs to build a stairway

  2. Physics

    A 15 kg uniform ladder leans againt a wall in the atrium of a large hotel. The ladder is 8m long, and it makes an angle as 60 degree with the floor. The coefficient of static friction between the floor and the ladder is u+ 0.45.

  3. Math

    Game tickets for 1 adult and 2 kids is $21. The adult ticket is $3 more than the kid ticket. How much does adult ticket cost? How much does a child ticket cost? Use a let statement. Write an equation. (21-3) / 3 = x 18/3=x X = $6

  4. Biology

    9. A molecule shaped like a spiral staircase (double helix) is a typical of a. deoxyribonucleic acid b. ribonucleic acid c. carbohydrates d. both a and b D 14. Surface area is an important factor in limiting growth cell because a.

You can view more similar questions or ask a new question.