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 Lubricants  Water  Polymers and Plastics  Non Conventional Energy Sources  Nano Materials  Fuel Technologies  Electro Chemical Cells and Corrosion  Green Chemistry

Fuel Technologies on Applied Chemistry related Questions and Answers - Page 8

Question 71 : Which of the following is not the constitute of CNG?
1. ethane
2. propane
3. isobutane
4. CO
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Question 72 : Artificial fuels are mainly prepared from________
1. petrol
2. peat
3. coal
4. natural gas
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Question 74 : CO=40%, H2=12%, CO2=6%, CH2=2%, N2=50% are the components in the coal. What will be the composition of the dry flue gas, if the 50% excess air was used for burning 100m3 of gas?
1. CO2=14.9%,N2=80%,O2=5.2%
2. CO2=12.2%,N2=70.8%,O2=6.5%
3. CO2=14.9%,N2=79.9%,O2=5.2%
4. CO2=13%,N2=77%,O2=75
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Question 75 : Which of the following element has 100% anti knocking?
1. 2-methyl naphthalene
2. heptadecane
3. CH3-(-CH2-)14-CH3
4. 3-methyl naphthalene
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Question 77 : Paraffins are mostly used as_______
1. dye
2. lubricant
3. catalyst
4. coolent
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Question 78 : Knocking is also called as __________
1. cracking
2. pinging
3. doping
4. crushing
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Question 79 : Most available form of solid fuel is:
1. coal
2. wood
3. petrol
4. lignite
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Question 80 : Lignite is also called as __________
1. black coal
2. brown coal
3. char coal
4. crude oil
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View 71 - 80 of 113 Questions

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