Convert Kilometres per gram to Feet per pound
Convert Kilometres per gram (km/g) to Feet per pound (ft/lb) instantly and accurately.
Conversion Formula
ft/lb = km/g × 1488163.944
About Kilometres per gram
The kilometre per gram (km/g) equals 1000 km/kg, the unit for ultra-efficient propulsion systems and hydrogen fuel cell vehicles. A Toyota Mirai at 140 km/kg H₂ = 0.14 km/g; hypothetical rocket-propellant comparison studies use km/g to express chemical energy density. A solid-propellant gas generator releasing 1 km of equivalent travel per gram of propellant represents extreme efficiency. 1 km/g = 1000 km/kg.
About Feet per pound
The foot per pound (ft/lb) equals ≈6.720 × 10⁻⁴ km/kg, the smallest practical mass-efficiency unit. It appears in historical US Army ballistic tables and early solid-propellant rocket motor test sheets where range was in feet and propellant charge in pounds. 1 ft/lb ≈6.720 × 10⁻⁴ km/kg ≈1/3 the size of a metre per pound.
Quick Reference Table
| Kilometres per gram (km/g) | Feet per pound (ft/lb) |
|---|---|
| 1 km/g | 1488160 ft/lb |
| 2 km/g | 2976330 ft/lb |
| 5 km/g | 7440820 ft/lb |
| 10 km/g | 14881600 ft/lb |
| 25 km/g | 37204100 ft/lb |
| 50 km/g | 74408200 ft/lb |
| 100 km/g | 148816000 ft/lb |