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know_this_about_units

know_this_about_units - • lb f/s USCS Gravitational and...

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Systems of Units and Prefixes ENGR 111 SI (MKS) : Absolute and Coherent Length: meter Time: second Mass: kilogram Force: newton = kg m/s 2 Temperature: (Celsius, Kelvin) Pressure: pascal = Pa = N/m 2 Energy and Work: joule = J = N m Power: watt = W = N m/s AES : Gravitational and Noncoherent Length: foot Time: second Mass: pound-mass (lb m ) Force: pound-force (lb f ) Temperature: (Fahrenheit, Rankine) Pressure: lb f /in 2 = psi Energy and Work: ft lb f Power: ft lb f /s, 1 Horsepower = 1 HP = 550 ft
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Unformatted text preview: • lb f /s USCS : Gravitational and Coherent Length: foot Time: second Mass: slug = lb • s 2 /ft Force: pound Temperature: (Fahrenheit, Rankine) Pressure: lb/in 2 = psi Energy and Work: ft • lb Power: ft • lb/s, 1 Horsepower = 1 HP = 550 ft • lb/s Prefixes : giga = G = 10 9 mega = M =10 6 kilo = k =10 3 hecto = h = 10 2 deka = da = 10 1 deci = d = 10-1 centi = c =10-2 milli = m =10-3 micro = μ =10-6 nano = n =10-9...
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