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Learn what is work, how to calculate it, and what are the units of work in physics. The SI unit of work is joule (J), which is the work done by a force of one newton through a displacement of one metre.
The SI unit of work is the joule (J), named after English physicist James Prescott Joule (1818-1889), which is defined as the work required to exert a force of one newton through a displacement of one metre.
16 lip 2020 · The SI unit for work and energy is the joule (J), where \(1 \, J = 1 \, N \cdot m = 1 \, kg \, m^2/s^2\). The work done by a force is zero if the displacement is either zero or perpendicular to the force.
17 maj 2023 · The SI unit of work is the joule (J), named after the 19th-century English physicist James Prescott Joule, which is defined as the work required to exert a force of one newton through a displacement of one metre.
The joule (J) is the SI unit of energy and work, equal to the amount of work done by a force of one newton over a distance of one metre. Learn about the definition, history, conversions and examples of the joule.
The unit of work in SI units is joule (J) which is defined as the amount of work done when a force of 1 Newton acts for distance of 1 m in the direction of the force. 1 J (Joule) = 0.1020 kpm = 2.778x10 -7 kWh = 2.389x10-4 kcal = 0.7376 ft lbf = 1 (kg m2)/s2= 1 watt second = 1 Nm = 1 ft lb = 9.478x10-4 Btu.
The units of work are units of force multiplied by units of length, which in the SI system is newtons times meters, N • m. This combination is called a joule, for historical reasons that we will mention later, and is abbreviated as J.
