there is 5 lumen per hour in 1 joule
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A joule is a derived unit of energy and as such cannot be converted into fps without further information.
About 5.6 miles per hour.
1,609.344 meters per hour.
There are 238.18 Km/h in 148 miles per hour.
No. 1 watt = 1 joule per second 1 watt-second = 1 joule 1 kilo-joule = 1,000 joules