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Under what conditions are solid lubricants used? Explain Graphite as a solid lubricant.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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Explain with a neat diagram, the zeolite process of water softening including the following points. i) Principle ii) Softening and regeneration reactions iii) Process iv) Advantages
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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Find the acid-value of vegetable oil whose 5ml required 2ml of N/10 KOH during titration (Density of oil = 0.92).
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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What is activated sludge? Explain the method with a flow-sheet diagram.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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537
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Distinguish between thermoplastic and the thermosetting resins.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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785
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Define flash point and fire point. Give its significance.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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861
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List the applications of carbon nanotubes.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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466
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What are the drawbacks of natural rubber.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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514
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Explain the functions of the following constituents in the compounding of plastic (any Two) (i) Plastic (ii) Lubricants (iii) Stabiliser.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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Discuss the Reverse Osmosis method of purification of water.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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What is glass transition temperature? What are the factors affecting glass transition temperature? What is its significance?
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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Draw a neat diagram of rotary kiln in the manufacture of portland cement and mention the reactions in each zone.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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557
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Write brief notes on any two methods of disinfecting municipal water with reactions.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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650
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Give the preparation, properties and uses of (i) PMMA (ii) Silicone rubber (iii) BunaS.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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596
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Describe a moulding method suitable for thermoplastic resins.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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Name any four additives in blended oil and give two examples of each.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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2.7k
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Discuss the mechanism of Extreme pressure lubrication.
engineering chemistry updated 4.9 years ago by teamques10 ★ 70k
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676
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What are carbon nanotubes? Describe the laser method of preparation of CNT.
engineering chemistry updated 5.0 years ago by teamques10 ★ 70k
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Calculate the COD of an effluent sample if 25 c.c. of the effluent sample required 8.3 c.c. of 0.001M $K_2Cr_2O_7$ for oxidation.
engineering chemistry updated 5.0 years ago by teamques10 ★ 70k
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805
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Write two balanced equations to describe the changes that occur when hard water is boiled.
engineering chemistry updated 5.0 years ago by teamques10 ★ 70k
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1.4k
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Give applications and properties of fullerene
engineering chemistry updated 6.1 years ago by teamques10 ★ 70k
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List applications of carbon nanotubes
engineering chemistry updated 6.1 years ago by teamques10 ★ 70k
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Discuss electrical and mechanical properties of carbon nanotubes properties of CNTS:
engineering chemistry updated 6.1 years ago by teamques10 ★ 70k
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Differentiate between Dry and Wet Process for the manufacturing of Portland Cement
engineering chemistry updated 6.1 years ago by teamques10 ★ 70k
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Explain manufacturing of Portland cement with labeled diagram of Rotary kiln.
engineering chemistry updated 6.1 years ago by teamques10 ★ 70k
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