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...
1关于gravitational potential energy 的理解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...
The gravitational potential energy at a body of massmat a distancerfrom the centre of the earth is U. What is the weight of the body at this distance ? View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium ...
Class 11 PHYSICS The gravitational potential energy of sa... The gravitational potential energy of satellite revolving around the earth in circular orbit is 4MJ. Find the additional energy (in MJ) that should be given to the satellite so that it escape from the gravitational field of the ...
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 a constituen...
The gravitational potential energy of the Earth's crust in southeastern Kazakhstan relative to the subcrustal level is assessed. Neotectonic geological-geophysical control of variations in the gravitational potential is demonstrated. The seismic parameters are shown to be correlated with the gravitational ...
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 ...
Gravitational Potential Energy The gravitational potential energy of any two items in the universe is given by the equation: {eq}PE = G\frac{m_1 m_2}{r^2} {/eq} where G = {eq}6.67 \times 10^-11 \frac{m^3}{kg s^2} {/eq} ...
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 (Epot) of the centre-of-mass (CoM) is cyclically exchanged for kinetic energy (Ekin), so thatW = mgΔL, wheregis the gravitational acceleration, and ΔLis the characteristic fraction of the leg length over which the CoM drops as the animal ‘falls’ ...