turn-on ratio
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Turn Down Ratio — The ratio of a boiler s or gasifier s maximum output to its minimum output … Energy terms
Turn (geometry) — Rotations about the center point where a complete rotation is equal to 1 turn A turn is an angle equal to a 360° or 2π radians. A turn is also referred to as a revolution or complete rotation or full circle or cycle or rev or rot. A turn can be… … Wikipedia
turn ratio — noun or turns ratio : the ratio of the number of turns in one of two inductively coupled circuits to the number in the other … Useful english dictionary
Steering ratio — refers to the ratio between the turn of the steering wheel (in degrees) or handlebars and the turn of the wheels (in degrees). In motorcycles and bicycles, the steering ratio is always 1:1, while in most passenger cars, it is between 12 and 20:1 … Wikipedia
final drive ratio — This is the ratio that describes the difference between the number of times the driveshaft must turn before the axle shaft turns once. In a final drive ratio of 3.55:1, for example, the driveshaft must turn 3.55 times before the axle will turn… … Dictionary of automotive terms
gear ratio — The relationship between the number of turns made by a driving gear to complete one full turn of the driven gear. If the driving gear turns four times to turn the driven gear once, the gear ratio would be 4 to 1. In most instances, the gear ratio … Dictionary of automotive terms
Cross-ratio — D is the harmonic conjugate of C with respect to A and B In geometry, the cross ratio, also called double ratio and anharmonic ratio, is a special number associated with an ordered quadruple of collinear points, particularly points on a… … Wikipedia
Overall pressure ratio — In aeronautical engineering, the term overall pressure ratio is defined as the ratio of the stagnation pressure as measured at the front and rear of the compressor of a gas turbine engine. Generally speaking, a higher overall pressure ratio… … Wikipedia
Gyromagnetic ratio — In physics, the gyromagnetic ratio (also sometimes known as the magnetogyric ratio in other disciplines) of a particle or system is the ratio of its magnetic dipole moment to its angular momentum, and it is often denoted by the symbol γ, gamma.… … Wikipedia
Waist–hip ratio — Measurement of waist hip ratio: In a lean person (left), the waist can be measured at its narrowest point, while for a person with convex waist (right), it may be measured at about one inch[1] above the navel. The hip is measured at its widest… … Wikipedia
F-ratio — In oceanic biogeochemistry, the f ratio is the fraction of total primary production fuelled by nitrate (as opposed to that fuelled by other nitrogen compounds such as ammonium). This fraction is significant because it is assumed to be directly… … Wikipedia
