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 Newton force that moves...
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. Like all SI units, the letter of its symbol is written in upper case, yet is in lowercase when it is spelled out in English. Advertisements 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 ...
What are the SI units for surface tension? Define the joule in terms of SI base units. Why should units be carried along with numbers in a calculation? Convert the quantities into SI units N, m, and s. 449.5 ft lbf s^2 What is the appropriate SI unit for distance? a. centimeters ...
one derived unit is the newton, which can be expressed in terms of base units as 1 kg m/s2. Other derived units include the hertz, the pascal (unit of pressure or stress), theohm, thefarad, the joule, the coulomb, the tesla, the lumen, the becquerel, the siemens, the volt and th...
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...
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.
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...
Power is the rate at which work is done. What is the unit of power? A. joule B. watt C. newton D. kilogram 相关知识点: 试题来源: 解析 B。A 选项 joule 是焦耳,是能量的单位;C 选项 newton 是牛顿,是力的单位;D 选项 kilogram 是千克,是质量的单位;B 选项 watt 是瓦特,是功率的单位。
百度试题 结果1 题目What is the basic unit of force in the International System of Units (SI)? A. Newton B. Kilogram C. Joule D. Pascal 相关知识点: 试题来源: 解析 A 反馈 收藏