Ultimate analysis of coal is elementary analysis. What it is concerned with ?

Ultimate analysis of coal is elementary analysis. What it is concerned with ?
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Carbon, hydrogen, nitrogen, and sulphur in coal on a weight percentage basis.
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State the difference between ultimate and proximate analysis of coal ?

Description : State the difference between ultimate and proximate analysis of coal ?

Last Answer : In ultimate analysis, chemical determination of following elements is made by weight: Fixed and combined carbon, H, O, N, S, water and ash. Heating value is due to C, H and S. In ... Moisture, volatile matter, fixed carbon and ash. Heating value is due to fixed carbon and volatile matter.

Which two elements have same percentage in proximate and ultimate analysis of coal?

Description : Which two elements have same percentage in proximate and ultimate analysis of coal?

Last Answer : Moisture and ash.

Ultimate analysis of coal determines its __________ content. (A) Carbon, hydrogen, nitrogen & sulphur (B) Carbon, ash, sulphur & nitrogen (C) Carbon, sulphur, volatile matter & ash (D) Carbon, volatile matter, ash & moisture

Description : Ultimate analysis of coal determines its __________ content. (A) Carbon, hydrogen, nitrogen & sulphur (B) Carbon, ash, sulphur & nitrogen (C) Carbon, sulphur, volatile matter & ash (D) Carbon, volatile matter, ash & moisture

Last Answer : (A) Carbon, hydrogen, nitrogen & sulphur

. __________ present in coal is not determined in its ultimate analysis. (A) Fixed carbon (B) Total carbon (C) Hydrogen (D) Nitrogen

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__________ of the coal is the basis for Seylor's coal classification. (A) Proximate analysis (B) Ultimate analysis (C) Caking index (D) Calorific value

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Ultimate analysis of coal determines its __________ content. (A) Carbon, hydrogen, nitrogen & sulphur (B) Carbon, ash, sulphur & nitrogen(C) Carbon, sulphur, volatile matter & ash(D) Carbon, volatile matter, ash & moisture

Description : Ultimate analysis of coal determines its __________ content. (A) Carbon, hydrogen, nitrogen & sulphur (B) Carbon, ash, sulphur & nitrogen (C) Carbon, sulphur, volatile matter & ash (D) Carbon, volatile matter, ash & moisture

Last Answer : (C) Carbon, sulphur, volatile matter & ash

Proximity analysis of coal provides data for a first, general assessment of a coal’s quality and type. What elements it reports ?

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Last Answer : Moisture, volatile matter, ash and fixed carbon.

The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always (A) 1 (B) < 1 (C) > 1

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Last Answer : (C) > 1

Describe ultimate analysis and proximate analysis of solid fuel

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Last Answer : Ultimate Analysis: Ultimate analysis is complete breakdown of coal into Chemical constituents. This analysis is important for large scale trials. It serves the basis For calculation of the amount of ... sulphur is determined separately. This analysis also used to determine heating value of the coal.

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Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis. (A) 500 (B) 750 (C) 950 (D) 1100

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Proximate analysis of coal determines its __________ content. (A) Moisture, ash, sulphur & volatile matter (B) Moisture, volatile matter, ash & fixed carbon (C) Moisture, sulphur, nitrogen & fixed carbon (D) None of these

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Proximate analysis of coal determines its __________ content. (A) Moisture, ash, sulphur & volatile matter (B) Moisture & volatile matter (C) Moisture, sulphur, nitrogen & fixed carbon (D) None of these

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On which analysis is based the Dulong’s formula for the heating value of fuel ?

Description : On which analysis is based the Dulong’s formula for the heating value of fuel ?

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Energy audit involves and of energy related data on regular basis and in a methodological manner. a) collection. c) Both a&b. b) Analysis. d) Only a.

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According to……………… ―energy audit‖ means verification, monitoring, analysis of use of energy including submission of technical report containing recommendations for improving energy efficiency with cost benefit analysis and an action plan to reduce energy consumption a) Energy conservation act 2001 b) Industrial act 1946 c) Factory act 1947 d) none of act

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To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is  (a) divided by its molecular weight  (b) multiplied by its molecular weight  (c) multiplied by its density  (d) multiplied by its specific weight  (e) divided by its specific weight.

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Last Answer : Answer : b

What is the differenc between total moisture and inherent moisture in coal ?

Description : What is the differenc between total moisture and inherent moisture in coal ?

Last Answer : The moisture content of the bulk as sampled is referred to as total moisture, and that of the air dried sample is called inherent moisture.

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Description : How you can define coal ?

Last Answer : Coal is a naturally occurring hydrocarbon that consists of the fossilised remains of buried plant debris that have undergone progressive physical and chemical alteration, called coalification, in the course of geologic time.

Which furnace burns low-ash fusion coal and retains most of the coal ash in the slag?

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Last Answer : Cyclone furnace.