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APPLIED CHEMISTRY-II 2nd Sem Diploma /2254/5424/Common/Nov 2015 Paper


Applied Chemistry 2 Diploma

Psbtepaper.com Download and solved previous year question paper for Applied Chemistry-II Diploma subjects in 2nd semester in Electrical Engineering,Mechanical and Civil  Electrical and Electronics Engineering for Batch 2018 onward

APPLIED CHEMISTRY-II 2nd Exam/2254/2451/5424/Common/Nov’15

                    SECTION-A

Q1. Do as directed.                                                                                                                                10×1=10

  1. The formula of copper pyrite is CuFeS
  2. Oxide ores are concentrated by _____Process.
  3. Slow and continuous decay of metal by mechanical force is known as Corrosion.
  4. Water gas is a mixture of Hydrogen and  Nitrogen
  5. Cetane number is used for rating of Diesel.
  6. Lubrication is the process of decreasing ________ in the Machine .
  7. Pigment varnish is called ________
  8. Natural rubber is a polymer of _____
  9. Fibres are________ than elastomers
  10. The major air pollutant is __________

(B)   State True or False 5×1=5

  1. The metals are electropositive in nature. True
  2. A good fuel has low moisture . True
  3. Grease is low viscous in nature. True
  4. All macromolecules are the are polymers.
  5. Acidic soil damages the crops.

                      SECTION-B

Q2. Attempt any five questions.                                                     5×6=30

  1. Explain smelting and  calcinations ?
  2. What is erosion? How it is different from corrosion?
  3. What are the characteristics of a good fuel?
  4. What are the functions of lubricants?
  5. Name various constituents of Explain functions of a drying oil and thinner.
  6. What do you understand by homopolymers and copolymers?
  7. What are polymers? Give its
  8. What is water pollution? Give the sources of water
  9. Define corrosion? What is the cause of corrosion?

                     SECTION-C

Q3. Attempt any Five questions.                                                        5×6=30

  1. Describe the composition and uses of Brass and Gun
  2. Explain caustic Embrittlement and stress
  3. What is producer gas? Give its composition and
  4. Define fire point, flash point, emulsification, viscosity ,cloud point and pour
  5. What are refractories? Explain the types of
  6. Give the preparation and uses of Polythene and
  7. Explain acid rain and global
  8. Explain LPG and

APPLIED CHEMISTRY-II 2nd Exam/2254/2451/5424/Common/Nov’15 PSBTE Question Paper for  for EE and ECE and Mechanical ENGINEERING 

Previous Paper of APPLIED CHEMISTRY-II 2nd Exam/2254/2451/5424/Common/Nov’15 PSBTE Question Paper Download Here

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APPLIED CHEMISTRY-II 2nd Exam/Common/ 2254/Nov 2015 PAPER sOLUTION

SECTION A :-APPLIED CHEMISTRY-II 2nd Exam/Common/ 2254/Nov 2015 PAPER

The formula of copper pyrite is CuFeS

Oxide ores are concentrated by _____Process.

Slow and continuous decay of metal by mechanical force is known as Corrosion.

Water gas is a mixture of Hydrogen and  Nitrogen

 

Cetane  number is used for rating of Diesel.

Lubrication is the process of decreasing ________ in the Machine.

Pigment varnish is called _______

Natural rubber is a polymer of  _____

Fibres are________ than elastomers 

 

The major air pollutant is ________

(B)   State True or False                                                                                                                        

True

Related Post

 

APPLIED CHEMISTRY-II 2nd Exam/Common/2254/Nov 2015 PAPER SOLUTION Click Here

APPLIED CHEMISTRY-II 2nd Exam/Common/ 2254/Nov 2015 PAPER

Smelting and calcinations

 

Characteristics of a good fuel

Functions of lubricants

What are polymers

water pollution

Give the sources of water

APPLIED CHEMISTRY-II 2nd Exam/Common/2254/Nov 2015 PAPER SOLUTION Click Here

Section c APPLIED CHEMISTRY-II 2nd Exam/Common/ 2254/Nov 2015 PAPER

Composition and uses of Brass and Gun

 

Caustic Embrittlement and stress

 

fire point, flash point, emulsification, viscosity ,cloud point and pour

What are refractories

types of refractories

 

preparation and uses of Polythene and

 acid rain and global Warning 

APPLIED CHEMISTRY-II 2nd Exam/Common/2254/Nov 2015 Paper Solution Contact Us
admin: Hello Friends, I am Jaswinder Kumar Working as HOD (Senior Lecturer) at Polytechnic Engineering College. I Have Three Youtube Channel names as 1.JK Smart Classes 2.JK Smart Lecture 3.Engineering Classes for Helps the Class 12, Diploma, and B.tech Student To achieve the desired goal in an easy way.

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