rochelle salt वाक्य
उदाहरण वाक्य
मोबाइल
- Abraham Darby first used Curie discovered piezoelectricity in Rochelle salt circa 1880.
- His early experiments employed Rochelle salt crystals as transducers.
- He wrote several papers on Rochelle salts.
- The medium is usually a piezoelectric crystal such as quartz, tourmaline, or Rochelle salt.
- Rochelle salt is deliquescent so any transducers based on the material deteriorated if stored in damp conditions.
- Larger crystals of Rochelle salt have been grown under conditions of reduced gravity and convection on board Skylab.
- In 1824, Sir David Brewster demonstrated piezoelectric effects using Rochelle salts, which led to him naming the effect pyroelectricity.
- The passive hydrophones of the Imperial Japanese Navy were based on moving coil design, Rochelle salt piezo transducers, and carbon microphones.
- The British used a Rochelle salt microphone and a piezoelectric device to trigger a relay to detonate the projectile or bomb's explosive.
- Known as Fehling's solution it is a solution of copper sulfate mixed with alkali and potassium sodium tartrate ( Rochelle salt ).
- Potassium sodium tartrate (, Rochelle salt ) is the main constituent of baking powder; it is also used in the silvering of mirrors.
- He was served " Roach salt " ( NaHF 2, an insecticide ) instead of Rochelle salt ( a purgative ), and died about three hours after ingestion.
- He then proceeded to the Massachusetts Institute of Technology, where he received his first PhD in 1938 on the anomalous thermal behaviour of the ferro-electric Rochelle salt.
- In the 1950s ADP crystals largely replaced the quartz and Rochelle salt crystals in transducers because they are easier to work than Quartz and, unlike Rochelle Salt, are not deliquescent.
- In the 1950s ADP crystals largely replaced the quartz and Rochelle salt crystals in transducers because they are easier to work than Quartz and, unlike Rochelle Salt, are not deliquescent.
- The main forms of tartrates used commercially are pure crystalline tartartic acid used as an acidulant in non-alcoholic drinks and foods, cream of tartar used in baking, and Rochelle Salt, commonly used in electroplating solutions.
- "' Potassium sodium tartrate tetrahydrate "', also known as "'Rochelle salt "', is a double salt of tartaric acid first prepared ( in about 1675 ) by an gramophone ( phono ) pick-ups, microphones and earpieces during the post-World War II consumer electronics boom of the mid-20th Century.
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