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[4] [5] [6] The brightness also depended on the concentration of salt in the water. [4] The switchboard built at Her Majesty's Theatre, London in 1897 had a dimmer scale of 0 to 10, whereas gas lighting only had 3 levels. [1] The salt water need to be refilled regularly, the metal electrodes corroded, and the dimmers emitted a strong smell.
Early examples of a rheostat dimmer include a salt water dimmer, a kind of liquid rheostat; the liquid between a movable and fixed contact provided a variable resistance. The closer the contacts to each other, the more voltage was available for the light.
A liquid rheostat or water rheostat [1] or salt water rheostat is a type of variable resistor. This may be used as a dummy load or as a starting resistor for large slip ring motors. In the simplest form it consists of a tank containing brine or other electrolyte solution, in which electrodes are submerged to create an electrical load.
For more baby names meaning water, look no further than a few high-profile celebrities. Rainn Wilson, Adrian Grenier and Isla Fisher are all actors with names inspired by water. Water names for girls
Here are some of the best Pixar names, listed in alphabetical order, along with where they rank on the SSA list if they're trendy enough to get on there. Girl Names. Colette, from Ratatouille (No ...
32 types of saltwater fish for your aquarium. A saltwater aquarium is an exotic and striking addition to the home. But more than a striking piece of furniture, it’s a living habitat that is both ...
At 20 °C (68 °F) one liter of water can dissolve about 357 grams of salt, a concentration of 26.3 percent by weight (% w/w). At 100 °C (212 °F) (the boiling temperature of pure water), the amount of salt that can be dissolved in one liter of water increases to about 391 grams, a concentration of 28.1% w/w.
This category is for feminine given names from England (natively, or by historical modification of Biblical, etc., names). See also Category:English-language feminine given names , for all those commonly used in the modern English language , regardless of origin.