FE Exam Conversions

1 feet to in?

12 in

1 m to ft?

3.281 ft

1 mile

5280 ft

1 in to cm?

2.54 cm

1 acre to ft2?

43560 ft2

1 hectare (ha) to acres?

2.471 acres

1 hectare (ha) to m2?

10000 m2

1 mi2 to acres?

640 acres

1 ft3 to gal?

7.48 gal

1 gal to L?

3.78 L

1 m3 to L?

1000 L

1 m3 to gal?

264.2 gal

1 acre-ft to gal?

325851 gal

1 acre-ft to ft3?

43560 ft3

1 MG to L?

3.78 × 10^6 L

1 kg to lb?

2.205 lb

1 metric ton to kg?

1000 kg

1 metric ton to lb?

2205 lb

1 US ton to lb

1000 lb

1 lb to g?

453.6 g

1 mg/l to ppm ?

1 ppm

1 mg/L to g/m3?

1 g/m3

1 ug/l to ppb?

1 ppb

1 atm to psi?

14.7 psi

1 atm to kPa

101.325 kPa

1 atm to inHg?

29.92 inHg

1 atm to mmHg?

760 mmHg

1 cfs to gpm?

448.8 gpm

1 cfs to MGD?

0.646 MGD

1 MGD to cfs?

1.547 cfs

1 MGD to gpm?

694.4 gpm

1 m3/s to cfs?

35.3 cfs

1 m3/s to gpm?

15850 gpm

1 gpm to cfs?

0.00223 cfs

1 gpm to MGD?

1.44 × 10^-3 MGD

p water to kg/m3?

1000 kg/m3

p water to lb/ft3?

62.4 lb/ft3

p water to lb/gal?

8.34 lb/gal

specific weight to N/m3?

9810 N/m3

lb/day (mass loading)

= (mg/L) x (MGD) x 8.34

kg/day (mass loading)

= (mg/L) x (m3/day) x 0.001

1 kWh to BTU?

3412 BTU

1 kWh to kJ?

3600 kJ

1 hp to ft-lb/s?

550 ft-lb/s

1 hp to kW

0.746 kW

1 BTU to J?

1055 J