Definition of ballast
WebDefinition of ballast. Railway Ballast stands for a layer combined with broken stone, moorum or any other gritty (sand) material which are set & packed underneath and around the sleepers for transmitting the loads … Web1. : a heavy substance (such as rocks or water) placed in such a way as to improve stability and control (as of the draft of a ship or the buoyancy of a balloon or …
Definition of ballast
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Webnoun [ U ] us / ˈbæl.əst / uk / ˈbæl.əst / heavy matter such as sand, stone, or water that is used at the bottom of a ship or a hot-air balloon to make it heavier, or the small stones … Webballast: ( bal'ăst ), 1. Material of doubtful value itself used to stabilize something (for example, maritime practice). 2. Something largely without intrinsic value.
WebApr 9, 2024 · Provide ballast definition: Ballast is any substance that is used in ships or hot-air balloons to make them heavier... Meaning, pronunciation, translations and examples WebMay 29, 2024 · 3. What is ballast and why is it important? Ballast is defined as any solid or liquid that is brought on board a ship to increase stability. Ballasting is essential if a ship is carrying a heavy load in one hold and a …
WebDictionary entry overview: What does ballast mean? • BALLAST (noun) The noun BALLAST has 5 senses:. 1. any heavy material used to stabilize a ship or airship 2. coarse gravel laid to form a bed for streets and railroads 3. an attribute that tends to give stability in character and morals; something that steadies the mind or feelings 4. a resistor inserted … WebAny heavy substance placed at the bottom of a ship or boat to steady it; the load of sand, stones, & c ., which a ship carries when there is no cargo; the gravel, broken …
WebThere are four basic types of fluorescent ballasts: Instant start electronic ballasts use a high starting voltage (about 600 volts) to start very quickly (less than 0.1 seconds). There is no preheating of the electrodes for the highest energy efficiency, but are best suited for a limited amount of switching (10,000 to 15,000 switch cycles ...
WebMay 23, 2024 · LEDs don’t need a ballast because of a number of reasons. First, large amounts of current aren’t needed in LED bulbs. Also, the LEDs typically use Direct current (DC) and thus need an AC to DC converter. This is why when retrofitting to LED Corn Light Bulbs you need to direct wire the socket. Lastly, the size of LEDs is much smaller than ... eric bain crashWebJan 1, 2012 · 12.5 Corrosion monitoring system. Ballast tanks and crude cargo tanks are continuously exposed to corrosive environment. Typically, ballast condition is worst in terms of corrosion damage, particularly in empty or partially filled conditions. Cathodic protection or coatings are commonly adopted for protecting structures from corrosive environment. eric bahinWebInformal; anything that helps bring balance to an economy or company. For example, if strong auto sales lift an otherwise stagnant economy, it may be said to be a ballast preserving GDP growth.The term refers to the weight that helps balance a ship at sea. eric bailly wikihttp://www.freedictionary.org/?Query=ballast eric bainbridge artistfind my mac checkerWebin ballast. idiom. sailing specialized. (of a ship) not carrying any cargo (= goods), but with containers filled with sea water to add weight: vessels arriving at the port laden or in … eric bain mn lawyerWebWhat does a ballast do? According to the Lighting Research Center, a ballast is a tool used to regulate the amount of current in a circuit. Whenever it’s used in fluorescent lighting, the current is limited through … eric bain racing