PROBLEM TO BE SOLVED: To provide a method and an apparatus for muddy water separation which can separate mud from water in a short time. To remove finer impurities we can filter this water again with the help of filter paper. Question 17. Answer: Following steps are required to obtain clear water from muddy water: (a) The method of separating seeds of paddy from its stalks is called ______. Examples of Suspension . The muddy water treatment process in sand and gravel washing plant is to separate the solid suspended matter and harmful substances in sewage to obtain clean water that can be recirculated during the process normally or discharged directly. 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This is done to remove the waste products which cannot be consumed. Generally, this type of separation is flawed, because it is difficult to pour out the top layer without pouring out some part of the bottom layer. Thus, distillation involves two processes: evaporation followed by condensation. The powdered common salt is dissolved in water to prepare a solution. For example, water and oil form two separate layers when mixed together. What is the method of muddy water? [1], In the sugar industry, the processing of sugar beets into granular sugar and many liquid - solid separations are encountered e.g. WebIf the water is still muddy, impurities can be separated by a filter that has even smaller pores. (iv) Which method is used to separate pebbles and stones from sand? The clear solution is evaporated by heating to remove the water content to obtain a concentrated solution of common salt. Question 1. Question 20. The visible impurities like stones and husk are easily removed by handpicking. Fruit pulp and seeds can be separated from the fruit juice by using a sieve. All these questions are very important from examination point of view. (a) A mixture of milk and water can be separated by filtration. This involves first allowing the particles to be settled via the action of gravity and pouring out the clear liquid. In simpler words, decantation is a process where liquid can be separated from sediments or another immiscible liquid with different density manually. Winnowing is the method of separating heavier and lighter components of a mixture with the help of wind or blowing air. Q.5. Which type of separation is used in cashew nut factories? The size of particles in suspension is at least 100 times larger than particles of solution. 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