Conversion Factors
Energy and Power
| Energy |
|
| 1 kWh |
3.6 MJ |
| 1 BTU |
1.05506 kJ |
| 1 Therm |
105.506 MJ |
| 1 cal |
4.187 J |
| 1 kcal |
4.185 kJ |
| Power |
|
| 1 horsepower |
0.7457 kW |
| 1 boiler hp |
9.803 kW |
| 1 BTU/hr |
0.293071 W |
| 1 ton refrigeration |
3.51685 kW |
| 1 kcal/hr |
1.163 W |
| Volume |
|
| 1 barrel of oil |
158.9873 litres |
1e18 1,000,000,000,000,000,000
exa E
1e15 1,000,000,000,000,000
peta P
1e12 1,000,000,000,000
tera T
1e9 1,000,000,000
giga G
1e6 1,000,000
mega M
1e3 1,000
kilo k
1e2 100
hecto h
1e1 10
deca da
1e-1 0.1
deci d
1e-2 0.01
centi c
1e-3 0.001
milli m
1e-6 0.000 001
micro µ
1e-9 0.000 000 001
nano n
1e-12 0.000 000 000 001
pico p
1e-15 0.000 000 000 000 001
femto f
1e-18 0.000 000 000 000 000 001
atto a
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