The Uniform Marriage and Divorce Act, on which many states' spousal support statutes are based, recommends that courts consider the following factors in making decisions about alimony awards: 1  The age, physical condition, emotional state, and financial condition of the former spouses;
This value is expressed in hours and represents the number of hours before the lamp is at half its original brightness. The expected life of a lamp will vary based on the lamp technology and the projector; however, most projectors offer about 2000 hours. The lamp's success rate is based on a bell curve, so that a majority of (but not all) lamps will meet the lamp life hours specified.
Compared to incandescent bulbs, fluorescent lamps are long-lived. Many are rated at 20,000 or even 30,000 hours of life (which is about 3Â½ years). Manufacturer's ratings of fluorescent lamp life are based on operating groups of lamps in a cycle of 3 hours on and 20 minutes off until all the lamps fail. The rated life is the time by which half the bulbs have failed.