SI Derived Units (continued)
lumen lm cd ⋅sr
lux lx lm/m^2
newton N kg ⋅m ⋅sec–2
pascal Pa N/m^2 = kg ⋅m–1⋅sec–2
ohm Ω V/A = kg ⋅m^2 ⋅sec–3⋅A–2
siemens S Ω–1= A ⋅V–1
tesla T Wb/m^2
volt V J ⋅A–1⋅sec–1= kg ⋅m^2 ⋅sec–3⋅A–1
watt W J/sec = kg ⋅m^2 ⋅sec–3
weber Wb V ⋅sec
Non-SI Units
angstrom Å 10 –8cm
atmosphere atm 101,325 N/m^2 or 760 mm Hg
or 101.3 kPa or 760 torr
bar bar 105 N/m^2
calorie cal 4.184 J
dyne dyn 10 –5N= 1 g ⋅cm ⋅sec–2
= 2.39 × 10 –8cal ⋅cm–1
erg erg 10 –7J
inch in 2.54 cm
millimeter of mm Hg 133.282 N/m^2
mercury
pound lb 0.453502 kg
torr torr 133.282 N/m^2
Gravimetrics