When we push a box, we are applying a force. What is the unit of force? A. joule B. watt C. pascal D. newton 相关知识点: 试题来源: 解析 D。A 选项 joule 是焦耳,是能量的单位;B 选项 watt 是瓦特,是功率的单位;C 选项 pascal 是帕斯卡,是压强的单位;D 选项 newton 是牛顿,是力的...
Joule A joule is a unit of energy equal to the work done by a force of one newton moving an object one meter. Lifting a small apple one meter up in the air expends about one joule of energy. 10 Erg Due to its small size, an erg is practical in theoretical physics for energy calc...
If a particle's speed increases by a factor of 5, by what factor does its kinetic energy change? What is the proper unit for gravitational potential energy? Which of the following is not a unit of energy? A) joule B) kw-hr C) btu D) kw ...
In what units is resistance measured? What units are used for density? What is a joule? What are the units of electric field? What is the unit of electrical resistance? What is the unit of work? What is unit weight? What is the unit of electric charge?
The joule (J) is the unit of measure for energy used in the International System of Units (SI), and the one accepted in scientific circles. The unit is used in all equations and calculations involving energy. Following SI conventions, joules are abbreviated with a capital J because the term...
Joule is a standard unit of measurement for work or energy used in electricity, mechanics, thermal energy and general scientific applications. The unit is named in recognition of British physicist James P. Joule. Like all SI units, the letter of its symbol is written in upper case, yet is ...
What is a Joule? When we raise an apple up to a height of one meter, we perform approximately one joule of work. So what is a joule? Joule is the unit of energy used by the International Standard of Units (SI). It is defined as the amount of work done on a body by a one ...
Max Planck is known for his work in quantum theory. What is the unit of measurement named after him? A. The newton B. The hertz C. The joule D. The planck 相关知识点: 试题来源: 解析 D。解析:普朗克在量子理论方面有重要贡献,以他的名字命名的单位是普朗克单位。牛顿是力的单位;赫兹是频率...
Potential energy In physics potential energy is energy stored in a system of forcefully interacting physical entities. The SI unit for measuring work and energy is the joule (symbol J). The term potential energy was introduced by the 19th century Scottish engineer and physicist William ...
Looking for online definition of TeraJoule or what TeraJoule stands for? TeraJoule is listed in the World's most authoritative dictionary of abbreviations and acronyms