Selection of coal, Biology

Assignment Help:

Better coal should have following characteristics

(1)   It should have high calorific value.

(2)   It should have low moisture content.

(3)   It should have low ash  content

(4)   It should have high calorific intensity. (Calorific intensity-maximum temperature attainable on complete combustion of coal with theoretical amount of air.)

(5)   Size of coal should be uniform.

(6)   Coking quality should be high (coal on heating gives a coke which is porous, hard, strong. And  suitable for metallurgical needs, then the coal is known as caking coal)

(7)   It should have very low content of sulphur and phosphorous.        

 

 


Related Discussions:- Selection of coal

Dpd for withered (shrank) plant cells, What is the formula of the DPD for w...

What is the formula of the DPD for withered (shrank) plant cells? How is that situation possible? Ans) Withered plant cells are those that shrank because of loss of water by eva

About JACK FRUIT, How is the development of JACK FUIT fruit takes place fr...

How is the development of JACK FUIT fruit takes place from seed to fruit?

Explain resistance to isoniazid, Resistance to Isoniazid  The most comm...

Resistance to Isoniazid  The most common pattern of resistance is isolated resistance to isoniazid, which can be treated with rifampin, pyrazinamide and ethambutol for 6-9 mont

#title.how can help me solve this problem?, i have a question on how to pro...

i have a question on how to proceed the fomular of delete the gene on the human body.

Valuation of biodiversity, Q. Show the Valuation of Biodiversity? Serio...

Q. Show the Valuation of Biodiversity? Serious research in this field has only been recently initiated and the methodologies for valuation are still evolving. Important valuat

Explain primary structure of proteins, Explain primary structure of protein...

Explain primary structure of proteins The primary structure of a protein having of the order in which amino acids are bonded to one another by a peptide bond.

What is the main evolutionary novelty presented by annelids, What is the ma...

What is the main evolutionary novelty presented by annelids? The main evolutionary novelty shown by the beings of the phylum Annelida is the coelom, the internal body cavity to

Explain the inferior dental nerve, Explain the inferior dental nerve T...

Explain the inferior dental nerve The inferior dental nerve in some cases may divide into two or three rami that occupy separate canals as the nerve travels in the mandible to

What is the leaf cuticle, What is the leaf cuticle? The leaf cuticle is...

What is the leaf cuticle? The leaf cuticle is a thin waxy layer made of cutin and waxes on the outer surface of the leaf epidermis. Its function is to control the cellular tran

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd