2007年9月30日 · Homework Statement A bungee jumper needs to calculate how much bungee cord to attach to herself so that it will bring her to rest 3m above ground. The spring constant of the bungee cord is 22 N/m, and she has a mass of 55kg. Neglect the bungee cord's mass. a. How long a bungee cord is...

2011年2月4日 · The whole energy of all the molecules (kinetic and potential) is the internal energy of the substance. If you place another substance (2) in contact with the substance (1) the molecules of the two substances will come in contact and will tend to even their kinetic energies (temperatures). Heat is the energy that has been transfered.

2018年6月19日 · Do electromagnetic waves have potential and kinetic energy like springs, strings, etc. If so how are they calculated, inter-related? What is the total energy? Are the energies fluctuating over time? I am a physics hobbyist so generally the first answers should come with the least mathematics...

2010年9月27日 · As the object moves down the incline, its potential energy decreases and the spring becomes more compressed, storing potential energy in the spring. How does kinetic energy change along an incline with a spring? Kinetic energy changes along an incline with a spring due to the change in velocity of the object.

2012年11月12日 · Potential energy and kinetic energy are two forms of energy that are interrelated. In a revolving object, as potential energy decreases, kinetic energy increases, and vice versa.

2003年12月23日 · Potential energy can be converted into kinetic energy, and vice versa. For example, when an object is dropped from a height, its potential energy is converted into kinetic energy as it falls.

2021年10月11日 · These two definitions seems to strongly suggest that potential energy => kinetic energy is the process of entropy. If any isolated system of any kind were to emerge from a real physical process with greater potential energy than it started with, it would violate entropy.

2011年3月11日 · What are some examples of potential energy and kinetic energy in everyday life? Examples of potential energy include a stretched rubber band, a book on a shelf, and a roller coaster at the top of a hill. Examples of kinetic energy include a moving car, a spinning top, and a person running.

2011年12月11日 · In summary, the question asks for an expression relating the kinetic energy (KE) and potential energy (PE) in the Bohr model of the hydrogen atom. The answer is KE = -PE. Additionally, the question asks for the change in potential energy (Ef - Ei) and kinetic energy (KEf - KEi) when a hydrogen atom absorbs a photon of energy E, resulting in the electron moving …

2005年1月28日 · What is the relationship between electric potential and kinetic energy? Electric potential is a form of potential energy, and when an electrically charged particle moves from one point to another, its potential energy is converted into kinetic energy.