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1. a)Explain the construction and working of catalytic converter with a neat diagram.
b) How much of rise in temperature of water occurs when 0.222 kg of a fuel is burnt in bomb calorimeter containing 4.6kg of water, if the gross calorific value of the fuel is 2424 kJkg-1 and water equivalent of calorimeter is 3.3kg. Specific heat of water = 4.187 kJ kg-1 oC-1 .
2. a) Describe the experimental determination of calorific value of a fuel using bomb calorimeter.
b) Explain Pulling technique for the production of Silicon Single crystal
3. a) Define Octane number & Cetane number. Discuss the methods of improving octane number of a fuel.
b) What is power alcohol? Explain how ethyl alcohol is manufactured from molasses.
4. a) Write a note on anti knocking agents.
b) What is bio diesel? How is it prepared? What are the advantages?
5. a) What are photovoltaic cells? Mention the advantages and disadvantages.
b) Explain the construction and working of PV Cells.
Properties of good refractory material: The requirements of refractories for different furnaces and heating places depend on the working conditions. Nature of slag formed, maximum
Bulk density: This is represented by the weight per unit volume of the refractory of (g/cm 3 ). This volume includes the volume of the pores space, therefore, higher the bulk dens
What is migration current in polarography?
For a given bulk solid how can the particle size distribution be determined? In order to determine particle size distribution the simplest method is to make use of a sieve stac
calculate the volume at (160c) and 221c if the quality is 0.85
numericals
Electric susceptibility The electric susceptibility χ e of a dielectric material is a calculate of how easily it polarizes in response to an electric field. This, in turn, ver
Prior preparation for fixing and staining animal tissue and/or plant tissues: Find out what procedure the lab technician follows for preparing fixative (either plant andor animal)
how nickel is incearing the toughness of steel?
Bakelite is a material based on the thermosetting phenol formaldehyde resin. Produced by the reaction under heat and pressure of phenol (a toxic, colourless crystalline solid) and
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