An approximation for the decay heat curve valid from 10 seconds to 100 days after shutdown is. where is the decay power, is the reactor power before shutdown, is the time since reactor startup and is the time of reactor shutdown mesured from the time of startup (in seconds).
Freebase(0.00 / 0 votes)Rate this definition: Quail. Quail is a collective name for several genera of mid-sized birds generally considered in the order Galliformes. Old World quail are found in the family Phasianidae, and New World quail are found in the family Odontophoridae.
An example of a grain flail. A flail is an agricultural tool used for threshing to separate grains from their husks. It is usually made from two or more large sticks attached by a short chain; one stick is held and swung, causing the other to strike a pile of grain, loosening the husks.