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2
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1
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2.8k
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1
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What is reverse osmosis? Give its applications.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
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1
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3.7k
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1
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Explain Boundary Lubrication.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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680
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1
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Write Short Note on any one of the following: (i) Haeckilites (ii) Hydrogen as fuel (iii) Reverse Osmosis
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
1
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1
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2.3k
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Explain application of Gibbs Phase Rule to one component system- water system.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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1.0k
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1
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In what situations are solid lubricants used? Explain structure, properties and uses of any one solid lubricant.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
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1
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2.9k
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1
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Explain structure, properties and uses of fullerenes.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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1.9k
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1
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Find the acid value of a used lubricating oil sample whose 10 ml required 5 ml of N/50 KOH during titration. (Density of oil=0.91 g/cc). State whether the oil is suitable for lubrication or not.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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667
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1
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Why is the Hot lime Soda process preferred over the Cold lime soda process?
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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856
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1
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Find acid value of vegetable oil whose 5 ml requires 2 ml of N/100 KOH during lubrication (Density of oil is 0.92 g/ml).
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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1.5k
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1
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Discuss zeolite process with the help of diagram, chemical reactions and advantages.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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3.0k
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1
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Draw neat labelled phase diagram for water system.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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3.1k
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1
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Write synthesis, properties and applications of silicon rubber.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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1.8k
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1
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What is lubrication? Explain fluid film lubrication with the help of diagram.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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23k
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Calculate temporary, permanent and total hardness of water sample containing Mg(HCO3)2 = 7.3 ppm, Ca(HCO3)2 = 16.2 ppm, MgCl2 = 9.5 ppm, CaSO4 = 13.6 ppm
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
1
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1
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9.8k
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1
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Write synthesis, properties and applications of Kevlar.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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575
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1
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Write short notes on :- (i) Conducting polyers (ii) Polymers in medicline an surgery.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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1.0k
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1
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Explain effect of heat on polymer and factor affecting it.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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663
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1
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Write preparation properties and uses of - (i) Dolomite bricks (ii) Silicon carbide
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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925
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1
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Explain demineralization of water by ion exchange method.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
1
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1
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651
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1
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Explain fabrication of plastic with examples of injection molding.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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567
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1
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What are solid lubricants explain with two examples.
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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693
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1
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What is the total hardness of sample of water has the following impurities in mg/I. Ca(HCO3)2 = 162 CaCI2 = 22.2 MgCI2 = 95 NaCI = 20
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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525
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1
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What are plasticizer and give its functions ?
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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714
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1
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Thermosetting polymers cannot be reshaped and reused. Give reasons
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
0
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1
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848
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1
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What are natural rubbers? What are their drawbacks?
engineering chemistry updated 4.8 years ago by teamques10 ★ 70k
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