What does “m” represent? A. kinetic energy B. velocity C. mass D. acceleration 相关知识点: 试题来源: 解析 C。本题考查物理公式中符号的含义。在公式 KE = 1/2mv²中,m 代表质量(mass)。A 选项 kinetic energy 是动能;B 选项 velocity 是速度;D 选项 acceleration 是加速度。
Mechanical kinetic energy is associated with the mechanical motion of an object. It can have translational (linear) kinetic energy and/or rotational (spinning) kinetic energy. For example a ball rolling across the floor has both translational and rotational kinetic energy. Radiant kinetic ...
For example, the planets revolving around the sun possess rotational kinetic energy. What is the Difference between Kinetic Energy and Potential Energy The differences between kinetic energy and potential energy have been discussed below. Kinetic Energy Potential Energy It is the energy that it ...
Kinetic energy is used in vehicles like cars, bikes, and trains to move us from one place to another. The engine converts the fuel’s chemical energy into kinetic energy and moves the vehicle forward. Different household appliances use kinetic energy to function. For example, blenders, mix...
A formula for kinetic energy release from the apparent spectral width by momentum analysis was derived. The formula is adaptable in the case where collision-induced dissociations happen at a floating collision cell with changes in sign or number of electric charges between primary and secondary ...
What is the formula for maximum kinetic energy? The maximum kinetic energy KEeof ejected electrons (photoelectrons) is given byKEe= hf − BE, where hf is the photon energy and BE is the binding energy (or work function) of the electron to the particular material. ...
Kinetic Energy Formula Questions. 1) The mass of a baby elephant is 113 kg, and it walks at a constant velocity of 0.5 m/sec. What is the kinetic energy for the baby elephant? Answer: The mass, m = 113 kg, and the velocity, v = 0.5 m/sec. Use the kinetic energy equation. Ek...
Learn the concept of the kinetic and potential energy of a body. See the formulas of kinetic and potential energy and learn how to use these...
Kinetic energy is the energy an object possesses because of its motion. This energy is dependent on the velocity of the object squared. So, when the velocity doubles, consequently the kinetic energy quadruples. Moreover, this energy should be either a ze
Kinetic energy is the energy possessed by a body due to its motion. The kinetic energy formula is written in terms of mass and velocity.