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25k
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1
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Define flash point and fire point. Give its significance.
engineering chemistry updated 7.4 years ago by teamques10 ★ 65k
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24k
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The hardness of 10,000 litres of a water sample was completely removed by passing it through a zeolite softener.
engineering chemistry updated 7.4 years ago by teamques10 ★ 65k
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24k
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State Gibbs phase rule and explain different terms involved with examples
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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1
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22k
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What is semisolid Lubricant? What are the conditions in which grease are used? Also mention various types
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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21k
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Distinguish clearly between a) Galvanizing & Tinning b) Cathodic and anodic coating
engineering chemistry updated 2.3 years ago by yashbeer ★ 11k
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1
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20k
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Explain phase diagram of sulphur
engineering chemistry updated 2.2 years ago by Krishna_Agrawal • 2.7k
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20k
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Write synthesis, properties and applications of Buna S.
engineering chemistry updated 2.5 years ago by pedsangini276 • 4.8k
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1
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20k
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Define cloud point and pour point. Discuss its significance.
engineering chemistry updated 2.4 years ago by pedsangini276 • 4.8k
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19k
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Calculate lime & soda recorded for softening 1 litre of water.
engineering chemistry updated 7.9 years ago by teamques10 ★ 65k
3
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1
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19k
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Discuss differential aeration corrosion with the help of a suitable example.
engineering chemistry updated 23 months ago by sagarkolekar ★ 11k
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1
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18k
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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 3.0 years ago by teamques10 ★ 65k
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1
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18k
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Numerical based on EDTA : 50 ml of std water containing 1 mg of pure CaCO3 per ml consumed 20 ml of EDTA
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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1
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17k
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What is degree of polymerization? Give its significance. A homo polymer has mol.wt.= 56,000. Its monomer mol.wt is =28. Calculate its degree of polymerization.
engineering chemistry updated 2.2 years ago by pedsangini276 • 4.8k
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17k
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What is condensed system? State Reduced phase rule equation
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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17k
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Numerical based on BOD and COD : 2. A 25 ml of sewage water sample was refluxed with 10 ml 0f 0.25 N K2Cr2 O7 solution
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
3
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1
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16k
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Explain manufacturing of Portland cement with labeled diagram of Rotary kiln.
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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1
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16k
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1
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What is saponification number and state its significance
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
3
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1
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15k
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1
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Numericals based on EDTA : 20 ml of std water containing 1 g of pure CaCO3 per lit consumed 25 ml of EDTA
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
4
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1
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14k
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Explain in brief Compounding of plastics
engineering chemistry updated 7.9 years ago by teamques10 ★ 65k
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1
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14k
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1
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What is activated sludge? Explain the method with a flow-sheet diagram.
engineering chemistry updated 7.4 years ago by teamques10 ★ 65k
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1
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13k
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Explain application of Gibbs phase rule to one component system.
engineering chemistry updated 23 months ago by sagarkolekar ★ 11k
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1
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13k
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1
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Write a short note on Conducting Polymer
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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1
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13k
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1
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State the mechanism of thick film lubrication.
engineering chemistry updated 7.9 years ago by teamques10 ★ 65k
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1
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12k
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1
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Explain intrinsic and doped conducting polymer with examples.
engineering chemistry updated 7.9 years ago by teamques10 ★ 65k
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1
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12k
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1
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Numerical based on ZEOLITE Process : The hardness OF 100.000 lit of water was completely removed by passing it through a zeolite softener.
engineering chemistry updated 4.1 years ago by teamques10 ★ 65k
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