SOLUTION: the kinetic energy of a moving body is directly proportional to its mass and the square of its speed. If the mass of an object is halved, by what factor must its speed be increased

Algebra ->  Proportions -> SOLUTION: the kinetic energy of a moving body is directly proportional to its mass and the square of its speed. If the mass of an object is halved, by what factor must its speed be increased      Log On


   



Question 1061587: the kinetic energy of a moving body is directly proportional to its mass and the square of its speed. If the mass of an object is halved, by what factor must its speed be increased to have the same kinetic energy as before?
Answer by ikleyn(52775) About Me  (Show Source):