Units of measurement
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Joule (J)
Horsepower-hour (hp·h)
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Joule (J)
Joule (J) — the fundamental unit of energy in the International System of Units (SI), equal to the energy transferred when a force of 1 newton moves an object 1 meter.
Horsepower-hour (hp·h)
Horsepower-hour (hp·h) — a unit of energy equal to 2.685 × 10⁶ joules, used in mechanics and engine performance.