Although a joule is 1 newton-meter, energy is not normally referred to using the latter unit, to avoid confusion with the unit of measure for torque, or moment of force, which has to do with rotational motion. Force, Work, Energy and Power There is often some confusion between these te...
A Joule-second is equivalent to a (a) watt (b) newton-meter (c) kg.m^2/s (d) N/m (e) none of the above What is the unit of intensity of illumination? Explain, in terms of the definition of power, why energy consumption is sometimes listed in kilowatt-hours rather than ...
Techopedia Explains Joule A joule is defined as the amount of energy transferred to an object when a force of one newton acts on the object in the direction of its motion through a distance of one meter (1 newton meter or Nm). It can also be defined as energy dissipated as heat when ...
A joule is the SI unit of energy, representing the amount of work done when a force of one newton is applied over a meter, while an erg is a much smaller unit, used in the CGS system, equal to 10^-7 joules.
Joule (J):A unit of energy, representing the amount of work done when a force of one newton moves an object through a distance of one metre. Coulomb (C):Measures electric charge, representing the quantity of electricity conveyed in one second by a current of one ampere. ...
百度试题 结果1 题目What is the unit of measurement for force? A. Newton. B. Joule. C. Watt. D. Ampere. 相关知识点: 试题来源: 解析 A。力的单位是牛顿,B 选项焦耳是能量单位,C 选项瓦特是功率单位,D 选项安培是电流单位。反馈 收藏
Joule.The standard unit of heat in theInternational System of Units. One joule is equal to 1 newton multiplied by 1 meter (J = N ⋅ m). A joule can also be expressed by the formula J = kg⋅m2⋅s-2, wherekgis kilograms andsis seconds. ...
From the general vector identity applied to the velocity field , we see that and thus (by the commutativity of all the differential operators involved) Using the Newton potential formula and formally differentiating under the integral sign, we obtain the Biot-Savart law This law is of ...
Apiconewton(pN) is a SI-multiple (see prefixpico) of theforceunitnewtonand equal to one trillionth of a newton (0.000,000,000,001 N) What is forceInstant conversionsConversion tables 1 pN = 1.213780478×10-5Eh/a0pN>Eh/a0Eh/a0>pNWhat is Eh/a0 ...
The joule (symbol: J) is the basicSI unitofenergy. A joule is equal to thekinetic energyof a kilogrammassmovingat the speedof one meter per second (one joule is a kg⋅m2⋅s−2). Alternatively, it is the amount of work done on an object when a force of onenewtonacts in the...