Arrange the following coal mines of India from east to west 1. Bokaro 2. Adilabad 3. Raniganj 4. Bishrampur Choose the correct option from the codes given below : 3, 2, 1, 4. 2, 1, 4, 3. 3, 1, 4, 2. 2, 3, 1, 4. 2. In which one of the following types of coal, higher percentage of carbon is found? Anthracite coal.
Pharmacy. Geography MCQ questions and answers with a solution for a competitive exam and government exams. Practice and Learn physical Geography, Indian Geography, and World Geography MCQ Questions and Answers for SSC, UPSC, UPPSC, CDS, and State PSC Examinations.
Which of the SQL statements is correct? A. SELECT Username AND Password FROM Users. B. SELECT Username, Password FROM Users. C. SELECT Username, Password WHERE Username = 'user1'. D.
Energy Engineering Questions and Answers Geothermal Energy. This set of Energy Engineering Multiple Choice Questions Answers (MCQs) focuses on "Geothermal Energy". 1. The process of producing energy by utilizing heat trapped inside the earth surface is called _________. a) Hydrothermal energy. b) GeoThermal energy.
Law. Philosophy. Agriculture. Sociology. Political Science. Pharmacy. Chemical Engineering MCQ questions and answers for an engineering student to practice, GATE exam, interview, competitive examination and entrance exam. Chemical Engineering MCQ questions and answers especially for the Chemical Engineer and who preparing for GATE Exam.
Which of the following is the most suitable for cleaning of fine coal dust ( a) Trough washer b) Baum jig washer c) Spiral separator d) Froth floatation ... Which of the following gives the work required for size reduction of coal to 200 mesh in a ball mill most accurately ? A. Rittinger's law. B. Kick's law. C. Bond's law. D. None of these ...
Study area and sampling. Jinan Steel Plant (,, Shandong Province, People's Republic of China) with an area of 3 km 2 was analyzed and assessed in this research. This factory has been in service for almost 60 years before quitting the production in 2017 with the total steel production amount about 155 million tons (Cui et al., 2021).
Learn Engineering Thermodynamics MCQ questions answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Engineering Thermodynamics MCQ question is the important chapter for a Mechanical Engineering and GATE students.
Solution (By Examveda Team) The basic calorific value for solid and liquid fuels is the gross calorific value at constant volume and for gaseous fuels it is the gross calorific value at constant pressure. The calorific value in Kcal/Kg: Coal: ; Natural gas: 8600; Coal gas: 4000; Water gas: ; and LPG (liquefied petroleum gas ...
Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the. A. State or manner of application of the crushing force. B. Ultimate strength of the material. C. Elastic constant of the material. D. All of the above. Answer Solution Discuss in Board Save for Later.
Philosophy. Agriculture. Sociology. Political Science. Pharmacy. Mechanical Engineering MCQ questions and answers for an engineering student to practice, GATE exam, interview, competitive examination and entrance exam. Mechanical Engineering MCQ questions and answers especially for the Mechanical Engineer and who preparing for GATE Exam.
Ultimately, the energetic efficiency of coal mill has been investigated and performance value has been found to be a maximum value of %. The layout of the coal mill with a rotary classifier ...
A fluid energy mill is used for a) Cutting b) Grinding c) Ultra grinding d) Crushing. Login . Dark Mode. ... Which of the following gives the work required for size reduction of coal to 200 mesh in a ball mill most accurately ? A. Rittinger's law. B. Kick's law. C. Bond's law. D. None of these.
Answer: Palampur has a primary health centre run by the government. It also has one private dispensary. Q19: What is the main aim of production? Answer: The main aim of production is to produce goods and services required by the people. Q20: Which of the following is the standard unit of measuring land? (a) bigha (b) guintha (c) hectare (d) quila
A thermal power plant burns coal at the rate of 10 t/hr and discharges the fuel gas though a stack having effective height of 90 m. The coal has sulphur content of 4%. The wind speed at stack top is 6m/s. The atmospheric stability class is 'C'. For this class at downwind distance of 2000m the constants σy and σz are 200 and 120 respectively.
India participated in Olympics Hockey in Answer: Option C A. 1918 B. 1928 C. 1938 D. 1948 32. Indira Gandhi was assassinated in Answer: Option B A. 1974 B. 1984 C. 1994 D. 2004 25. If force is expressed in Newton and the Answer: Option B distance in metre, then the work done is A. Joule B. Kg wt m 33.
A. SELECT city WHERE humidity = 89; B. SELECT city FROM weather WHERE humidity = 89; C. SELECT humidity = 89 FROM weather; D. SELECT city FROM weather; Answer Solution Discuss in Board Save for Later. 28.
The feed material was dry batch milled for selected periods ranging from 3; 5; 15; 3090 min. For all the batch tests, the mill feed was kept constant at 1941g and after each duration the mill was stopped and the contents offloaded. This was then followed by separation of the product from the grinding media on a wire mesh.
Programming a robot by physically moving it through the trajectory you want it to follow is called: A. contact sensing control. B. continuouspath control. C. robot vision control. D. pickandplace control. E.
CM 1112 Ch. 11 Quizzes. Get a hint. a. Steel fabricator. Click the card to flip 👆. Which of the following is primarily responsible for preparing structural steel shop drawings, which show details of connections, exact spacing of bolt holes, anchor bolt sizes and locations, and so on, and for to the site steel components that are ready to be ...
A coal mill works by grinding coal into a fine powder using large metal rollers. This process is used to create precise particle sizes as required by the application. The coal is fed from the ...
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1. Coal and ash handling plant: The coal is transported to the power station by road or rail and is stored in the coal storage plant. From the coal storage plant, coal is delivered to the coal handling plant where it is pulverized in order to increase its surface exposure, thus promoting rapid combustion without using a large quantity of excess ...
Abstract: The paper presents development and validation of coal mill model (including the action of classifier) to be used for improved coal mill control. The model is developed by using the mass and heat balance equations of the coal mill. Genetic Algorithm is used to estimate the unknown parameters that are used in the model validation.
A. Sheet tabs can be colored. B. Some picture can be applied as a background of a sheet. C. You can set the column width automatically fit the amount of text. D. The width of a row and be specified manually or fit automatically. Answer Solution Discuss in Board Save for Later. 9.
In the fourth test, the balls were of fin. diameter; 2500 g of balls (50% of mill volume) and 130 g of coal were charged to the mill. The breakage mechanism in this test differed drastically from 77breakage. The attempts to fit the observed product distributions, after 2j, 5 and 7jmin grinding, shown in table 12 c, have failed completely.
o Determines the permissible temperature rise and the necessity to cool the mill o Liquid N. 2. or solid CO. 2 . are mixed with foods before milling to cool the product and to retain volatiles ... • An ideal size reduction equipment should fulfill the following conditions Large capacity Should yield a pre desired sized product or ...
Summary of Coal Mill Controls. To summarize the coal mill controls, they may be divided basically into two major categories: 1. To control the quality of coal being sent to the burners located on the furnace walls. The word quality here means the temperature and fineness of the PF. The set temperature values are dependent on the ...
Each Section contains maximum 100 MCQs question on Database Systems. To get more questions visit other sections. Database Systems Section 2. Learn Database Systems MCQ questions answers are available for a Computer Science students to clear GATE exams, various technical interview, competitive examination, and another entrance exam.
Colloidal mill Working/ mechanism: The liquid containing Solid particles is put into the hopper. A suspension or liquid passes through the moving part (Rotor) and NonMoving (Stator), which causes a high shearing force between the two narrow gaps. Shear stress force can be reduced or increased by changing the gap (50 to 1000 mm) and by changing ...
In C, what is the purpose of the 'break' statement within a loop? A. Continue to the next iteration. B. Exit the program. C. Terminate the loop and exit it. D. Skip the current iteration. Answer Solution Discuss in Board Save for Later. 3.
This set of Energy Engineering Interview Questions and Answers for Experienced people focuses on "Pulverised Mills 2". 1. In which mill is the pulverization of coal is made by the impact? a) Hammer mill. b) Bowl mill. c) Ball mill. d) Ball and race mill. View Answer. 2.
1. To how many types are flat plate collectors divided depending on type of heat transfer fluid? a) 2 b) 3 c) 4 d) 5 View Answer 2. For what purpose are Gas heating collectors used? a) To trap solar radiance b) To act as a medium to help in conversion of sunlight to electrical energy c) Employed as solar air heaters
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