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Write a short note on : Reinforced Cement Concrete (RCC)
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Write a short note on : Decay of concrete
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Write a short note on : Setting and hardening of cement
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Explain CVD method for preparation of carbon nanotubes.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Write composition of Portland cement.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Explain Fluid film lubrication.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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What are different types of Lubricants? Explain
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Write a note on solid Lubricants: 1. Graphite 2. Molybdenum sulphite
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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1.9k
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What is mean by emulsification and its significance?
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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What is mean by oiliness?
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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What is saponification number and state its significance
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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What is semisolid Lubricant? What are the conditions in which grease are used? Also mention various types
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
3
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Explain significance and properties of following:
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Define: Lubricants, Lubrication. Discuss the boundary-film Lubrication mechanism.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Under which conditions use of semi solid lubricants is preferred?
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Numerical based on saponification value : 5 gm of oil was saponified with 50 ml of 0.5 alcoholic KOH.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Numerical based on saponification value : 5 gm of vegetable oil was saponified using excess alcoholic KOH (0.5 N).
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Numerical based on acid value :Find Acid value of vegetable oil whose 5 ml requires 2ml of N/100 KOH during titration.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Numerical based on acid value :The oil blend was analyzed for its acid value .5 mi of oil required 2.5 ml of N/100 KOH.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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Numerical based on acid value : A vegetable oil was tested for its acid value, 10 gm of oil required 0.2 mi of KOH.
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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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 6.3 years ago by teamques10 ★ 70k
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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 6.3 years ago by teamques10 ★ 70k
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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 6.3 years ago by teamques10 ★ 70k
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Numerical based on ZEOLITE Process : An exhausted zeolite softener was regenerated by passing 150 lits of NaCl solution
engineering chemistry updated 6.3 years ago by teamques10 ★ 70k
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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 6.3 years ago by teamques10 ★ 70k
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