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BE Computer Engineering Semester 2 (FE First Year) - University of Mumbai Question Bank Solutions

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Calculate the higher and lower calorific values of coal sample contains 84%carbon, 1.5% sulphur, 0.6 Nitrogen, 5.5% hydrogen and 8.4% oxygen. 

[6] Corrosion
Chapter: [6] Corrosion
Concept: Types of Corrosion > Dry Or Chemical Corrosion Due to Other Gases

What are drawbacks of plain carbon steel 

[7] Alloys
Chapter: [7] Alloys
Concept: Plain Carbon Steel

Calculate the percentage of atom economy for the following reaction with respect to allyl chloride. CH3-CH=CH2+Cl2 → Cl-CH2-CH=CH2+HCl   

[10] Green Chemistry
Chapter: [10] Green Chemistry
Concept: Numerical on Atom Economy

Mention the composition, properties and uses of Duralumin: 

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Composite Materials > Characteristic properties of composite materials

Mention the composition, properties and uses of German silver

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Composite Materials > Characteristic properties of composite materials

Mention the composition, properties and uses of Gun metal 

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Composite Materials > Characteristic properties of composite materials

Calculate the percentage atom economy for the following reaction.
CH3NH2+COCL2 →CH3N=C=O+2HCL

[10] Green Chemistry
Chapter: [10] Green Chemistry
Concept: Numerical on Atom Economy

Explain with the help of diagram wet corrosion in neutral medium.

[10] Green Chemistry
Chapter: [10] Green Chemistry
Concept: Numerical on Atom Economy

Mention four drawbacks of plain carbon steel.

[7] Alloys
Chapter: [7] Alloys
Concept: Plain Carbon Steel

Mention the characteristic properties of composite materials.

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Composite Materials > Characteristic properties of composite materials

Define and classify composite materials. 

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Classification of Composite Materials

Define corrosion of metals. Explain the electrochemical theory of wet corrosion, giving its mechanism. 

[6] Corrosion
Chapter: [6] Corrosion
Concept: Types of Corrosion > Wet Or Electrochemical Corrosion- Mechanism Evolution of Hydrogen Type

Write a note on heat resistant steel 

[7] Alloys
Chapter: [7] Alloys
Concept: Heat Resisting Steels

Give classification of composite materials.

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Classification of Composite Materials

Explain conventional and green route of manufacturing of Adipic acid.

[10] Green Chemistry
Chapter: [10] Green Chemistry
Concept: Conventional and Green Synthesis of Adipic Acid

Write a short note on Particle reinforced composites. 

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Classification of Composite Materials > Particle - Reinforced Composites

Explain the effect of the following alloying elements on steel.

[7] Alloys
Chapter: [7] Alloys
Concept: Effect of the Alloying Element- Ni, Cr, Co, Mn, Mo,W and V

Explain conventional and green chemistry route for production of Ibuprofen. Highlight the green chemistry principle involved.

[10] Green Chemistry
Chapter: [10] Green Chemistry
Concept: Conventional and green synthesis of Ibuprofen

What are fiber reinforced composite?

[9] Composite Materials
Chapter: [9] Composite Materials
Concept: Classification of Composite Materials > Fiber – Reinforced Composites

Explain the advantages of galvanizing over tinning.

[6] Corrosion
Chapter: [6] Corrosion
Concept: Types of Electrochemical Corrosion- Galvanic Cell Corrosion
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