Only if the ballast is a multi tap ballast.:
Even if you could install a 120V ballast, or tap it to 120V with the existing one, Current may become an issue. To run the 400W light (sodium?) Now instead of the .833 amp range it's more like 3.33 amps. Supply wiring would have to be able to handle that. Those types of lights are often on long runs to building and grounds lights, parking lots, etc. Using 480 saves a lot on wiring costs.
Yes, as long as it is a Compact Fluorescent Lamp with a built-in digital ballast. If the light fixture has internal components, ballast compatibility is not guaranteed.
Allowing water into, or discharging it to replace by air, ballast-tanks built into the hull.
The iPad currently has a built-in camera.
Plywood walls and a canopy of foliage overhead.
It was built by the New Zealand Railways, but is currently owned by the Dunedin City Council. Built in 1906.
The Elmo 5100XG is built well and could probably be dropped an inch or two with no damage.
all Gators have been and are currently being built from a factory in Horicon, Wisconsin.
Z3 was built by Zuse Zi and was destroyed by a allie bombing raid.
Currently, China has the fastest computer
It is currently being constructed.
Tenochtitlan was built in what is today the country of Mexico. Specifically it was located where Mexico city is currently situated.