Ask
Login
TAGGED IN

Engineering Chemistry

Follow this tag to get notifications whenever a new post is added

ALL TAGS
0
votes
1
answer
482
views
1
answer
Thermosetting polymers cannot be reshaped and reused. Give reasons
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
356
views
1
answer
What are plasticizer and give its functions ?
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
423
views
1
answer
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 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
409
views
1
answer
What are solid lubricants explain with two examples.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
1
vote
1
answer
464
views
1
answer
Explain fabrication of plastic with examples of injection molding.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
707
views
1
answer
Explain demineralization of water by ion exchange method.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
392
views
1
answer
Write preparation properties and uses of - (i) Dolomite bricks (ii) Silicon carbide
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
830
views
1
answer
Explain effect of heat on polymer and factor affecting it.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
423
views
1
answer
Write short notes on :- (i) Conducting polyers (ii) Polymers in medicline an surgery.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
1
vote
1
answer
7.8k
views
1
answer
Write synthesis, properties and applications of Kevlar.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
19k
views
1
answer
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 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
1.4k
views
1
answer
What is lubrication? Explain fluid film lubrication with the help of diagram.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
2.3k
views
1
answer
Write synthesis, properties and applications of silicon rubber.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
2.3k
views
1
answer
Draw neat labelled phase diagram for water system.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
1.0k
views
1
answer
Discuss zeolite process with the help of diagram, chemical reactions and advantages.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
1
vote
1
answer
9.0k
views
1
answer
Outline the chemical reactions involved in the lime-soda method of softening water.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
3.7k
views
1
answer
Distinguish between natural rubber and vulcanized rubber
engineering chemistry updated 4.3 years ago by teamques10 ★ 66k
0
votes
1
answer
364
views
1
answer
Explain how a voltage difference is generated in a p- junction when it is used in a photovoltaic solar cell.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
1.1k
views
1
answer
If x=cosθ-rsinθ, y=sinθ+rcosθ prove that dr/dx = x/r
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
427
views
1
answer
Give the preperation, properties and uses of dolomite bricks.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
484
views
1
answer
Define phase, component and degree of freedom.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
672
views
1
answer
What is glass transition temperature? What is its significance?
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
850
views
1
answer
15,000 litres of hard water was passed through a zeolite softener. The exhausted zeolite required 120 litres of NaCl having 30 g/litre of NaCl. Calculate the hardness of water.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
0
votes
1
answer
505
views
1
answer
Distinguish between thermoplastics and thermosettings.
engineering chemistry updated 3.2 years ago by teamques10 ★ 66k
1
vote
2
answers
5.0k
views
2
answers
Outline the chemical reactions involved in the lime-soda method of softening water.
engineering chemistry updated 2.7 years ago by Shaik_Sumiya_34 • 40
<prev • 399 results • page 3 of 16 • next >