CONVERSION FACTORS

КОЕФИЦИЕНТИ ЗА ПРЕВРЪЩАНЕ НА МЕРНИ ЕДИНИЦИ
ОТ И В МЕТРИЧНАТА СИСТЕМА

* Note: To convert TO metric multiply by the factor shown.
  To convert FROM metric divide by the factor shown.
 
LENGTH
miles into kilometres1.60934
yards into metres0.9144
feet into metres0.3048
inches into centimetres2.54
inches into millimetres25.4
 
AREA
sq. miles into sq. kilometres2.58999
sq. miles into hectares258.999
acres into sq. metres4046.86
acres into decares4.04686
acres into hectares0.404686
sq. yards into sq. metres0.836127
sq. feet into sq. metres0.092903
sq. inches into sq. centimetres6.4516
 
VOLUME
cubic yards into cubic metres0.764555
cubic feet into cubic metres0.0283168
cubic feet into cubic decimetres28.3168
cubic inches into cubic centimetres16.3871
 
CAPACITY
gallons into cubic decimetres4.54609
gallons into litres4.546
US gallons into litres3.785
quarts into litres1.137
pints into litres0.568
gills into litres0.142
 
VELOCITY
miles per hour (m.p.h.) into km p.h.1.60934
feet per second into metres per second0.3048
feet per minute into metres per second0.00508
feet per minute into metres per minute0.3048
inches per second into centimetres per second2.54
 
ACCELERATION
feet per second per second into metres per second per second0.3048
 
MASS
ton = 2240 lb. (Br.); ton = 2000 lb. (US)  
tons (Br.) into kilogrammes1016.05
tons (Br.) into tonnes (metric tons)1.01605
hundredweights into kilogrammes50.8023
stones into kilogrammes6.35029
pounds into kilogrammes0.45359237
 
FUEL CONSUMPTION
gallons per mile into litres per kilometre2.825
miles per gallon into kilometres per litre0.354
 
TEMPERATURE
To convert Fahrenheit into Celsius5(F - 32) / 9 = C
To convert Celsius into Fahrenheit(9C/5) + 32 = F

TEMPERATURE EQUIVALENTS

  FAHRENHEITCELSIUS
  (F)(C)

Boiling point212°100°
  194°90°
  176°80°
  158°70°
  140°60°
  122°50°
  104°40°
  86°30°
  68°20°
  50°10°
Freezing Point32°
  14°-10°
  -17.8°
Absolute Zero-459.67°-273.15°