Which type of coal is difficult to light in the open air? -General Knowledge

1 Answer

Answer :

The answer is 'Peat'

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Description : Which type of coal is difficult to light in the open air? -General Knowledge

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Description : Which type of coal is difficult to light in the open air? -General Knowledge

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Description : Which type of coal is difficult to light in the open air?

Last Answer : Peat

Description : 1. Which type of coal is difficult to light in the open air? 2. Leukaemia or blood cancer is characterised by abnormal increase of which cells? 3. Howmany subjects are in the Union list? ... ship was sailing? 20. Which gave an impetus to the growth of militant nationalism on a widespread scale?

Last Answer : Answer : 1. Peat 2. White blood cells 3. 97 subjects 4. Seismograph 5. Akbar 6. Loss of electrons 7. Bangladesh 8. Under valuation of the assets. 9. Volcanoes 10. Guru Gobind Singh 11. ... 15. Wandiwash 16. Western Australia 17. Kathak 18. Pitcher plant 19. Mediterranean Sea 20. Partition of Bengal

Description : A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon (A) Is less liable to spontaneous combustion on storage (B) ... a shorter flame (C) Requires smaller combustion space and less secondary air (D) None of these

Last Answer : (D) None of these

Description : Coal containing large quantity of __________ are difficult to wash. (A) Ash (B) Inherent mineral matter (C) Free impurities (D) Volatile matter

Last Answer : (B) Inherent mineral matter

Description : Which will have the least volatile matter and hence will be the most difficult to ignite? (A) Bituminous coal (B) Coke (C) Semi-bituminous coal (D) Anthracite

Last Answer : (B) Coke

Description : Air intake for an air compressor should be preferably taken from (A) A site, where cooling towers are located nearby (B) A site, where open coal yard in located nearby (C) An air conditioned room maintained at a temperature of 18°C (D) An outside atmosphere at 10°C

Last Answer : (D) An outside atmosphere at 10°C

Description : Without restriction endonucleases, it would be very difficult to a. Force Plasmids into Bacteria. b. Chemically Open Dna Molecules. c. Replicate Dna In A Recombinant Cell. d. Bring About Mutations In Bacteria.

Last Answer : b. Chemically Open Dna Molecules.

Description : Chain surveying is well adopted for (A) Small areas in open ground (B) Small areas with crowded details (C) Large areas with simple details (D) Large areas with difficult details

Last Answer : (A) Small areas in open ground

Description : Short-circuited stubs are preferred to open-circuited stubs because thelatter are a. more difficult to make an connect b. made of a transmission line with a different characteristic impedance c. liable to radiate

Last Answer : c. liable to radiate

Description : Major coal deposits of India occur in (a) Seams separated by igneous rocks (b) Seams separated by sedimentary rocks (c) Seams separated by metamorphic rocks (d) Open cast mines

Last Answer : Ans: (b)

Description : The open "Sigrees or coal stoves often require fanning to sustain burning because of (1) tendency of carbon dioxide to form a layer along with dust smoke (2) lack of oxygen in the ... 3) accumulation of smoke and dust over the sigrees (4) interrupted release of moisture from the material

Last Answer : (1) tendency of carbon dioxide to form a layer along with dust smoke Explanation: Burning coal requires oxygen to chemically react. The availability of oxygen is limited in the furnace by several factors ... dioxide from forming layer along with dust smoke so as to keep the supply of oxygen intact.

Description : Which of the following must be stored in silos and not in open yard? (A) Coke breeze (B) High V.M. bituminous coal (C) Sand (D) None of these

Last Answer : (B) High V.M. bituminous coal

Description : A coal having higher volatile matter content, has lower (A) Smoking tendency on burning (B) Coke oven gas yield on carbonisation (C) Chance of catching fire during storage in open space (D) Ignition temperature

Last Answer : (D) Ignition temperature

Description : The open "Sigrees" or coal stoves often require fanning to sustain burning because of (1) tendency of carbon dioxide to form a layer along with dust smoke (2) lack of oxygen in the ... 3) accumulation of smoke and dust over the sigrees (4) interrupted release of moisture from the material

Last Answer : tendency of carbon dioxide to form a layer along with dust smoke

Description : Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the (A) Physical nature, ash content and fineness of the coal (B) Amount of excess air supplied and load on the boiler (C) Type of burner and combustion chamber (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)