To keep the hot glass item‘s finishing and transparency , they go through a process called annealing. This process involves _______?

Related MCQs

• The combination of a Red Glass Plate and a Blue Glass plate will transmit which of the following light?
• On a smooth glass surface , the drop of water spreads while the drop of mercury remains almost spherical. This proves that ________?
• Which among the following kinds of glass is used generally in making of the Bullet proof screens?
• Cobalt oxide is used to impart which color to glass?
• Anesthesia which allows patients to undergo surgery without the distress and pain they would otherwise experience, has been practiced by man since ancient times. Which among the following plant is the most ancient source of anesthesia preparations?
• It has been demonstrated by the scientists that, certain wines such as Red Wine posses health benefits because they contain antioxidants, which work in the body as Free Radical Scavengers and slow the oxidation of other molecules by capturing the free radicals. Which among the following is the most common antioxidant found in Red Wine?
• When two mercury drops are brought into contact they form a single bigger drop to get which of the following?
• The noble gases are a group of chemical elements with very similar properties: under standard conditions, they are all odorless, colorless, monatomic gases, with a very low chemical reactivity. How many Noble gases occur naturally?
• Consider the following statements: 1. Most antigens are Proteins or lipids 2. Lipids work as antigens if they combine with Proteins or polysaccharides 3. Most vaccines contain antigens. Which among the above statements are correct?
• Biologists have been able to demonstrate the hearing and sound sensory mechanism through the acoustico-lateralis system in which of the following vertebrates ?