The gravitational potential energy of an object with a mass of 2 kilograms at a height of 5 meters is ___ joules. A. 98 B. 100 C. 120 D. 150 相关知识点: 试题来源: 解析 B。解析:重力势能公式为 Eₚ = mgh,m = 2kg,g = 9.8N/kg,h = 5m,代入可得 Eₚ = 2×9.8×5 = 98...
内容提示: The gravitational potential energy of Khufu’s pyramid Charles Hirlimann Institut de physique et chimie des matériaux de Strasbourg (IPCMS), UMR7504 CNRS-Unistra, 23 rue du Lœss BP 43, F-67034 Strasbourg cedex 2, France. Summary The calculation of the energy required to raise ...
Gravitational Potential EnergyThe general expression for gravitational potential energy arises from the law of gravity and is equal to the work done against gravity to bring a mass to a given point in space.Because of the inverse square nature of the gravity force,the force approaches zero for ...
4-2 Gravitational potential energy Conservation of energy can be understood only if we have the formula for all of its forms. I wish to discuss the formula for gravitational energy near the surface of the Earth, and I wish to derive this formula in a way which has nothing to do with ...
A. a 1 kg book on a table 1 meter high B. a 2 kg book on a table 2 meters high C. a 3 kg book on a table 3 meters high D. a 4 kg book on a table 4 meters high 相关知识点: 试题来源: 解析 D。重力势能(gravitational potential energy)的公式是 Ep 反馈...
The gravitational potential energy of a body: 1) depends on the fluid that surrounds the body 2) does not depend on the mass of the body 3) depends on the body temperature 4) depends on the chosen reference system 5) does not depend on the chosen reference system...
gravitational energyaThe gravitational potential energy of the Sun and its corresponding internal energy have been estimated on the basis of the standard model of the Sun's internal structure. It is demonstrated that the principal moment of inertia of the Sun, computed from the model, does not ...
场强为零,电势不一定为零,因为电势是个相对量 The electric potential is, with the gravitational potential energy which relative says is same, does not have the frame of reference has no way to say its potential energy is how many. Likewise does not select a zero potential spot, is does not ...
The role of gravitational potential energy in active deformation in the southwestern United States. Investigates the distribution of potential energy (PE) and active deformation of the Cordilleran orogen of the western United States. Calculation of the di... Jones,Craig,H.,... - 《Nature》 被引...
Steps to Calculate the Gravitational Potential Energy of an Object Step 1:Identify the mass of the object, its height above a zero potential reference point, and the gravitational acceleration acting on it Step 2:Substitute these values into the formula for gravitational potential energy ...