Download SGBAU B-Tech 6th Sem FPOPC Petro Pulp n Paper Technology III Question Paper

FirstRanker.com

Pulp & Paper Technology - II

Pages: 4

--- Content provided by‌ FirstRanker.com ---

Time : Three Hours

Max. Marks : 80

Notes:

1. Due credit will be given to neatness and adequate dimensions.
2. Assume suitable data wherever necessary.

--- Content provided by⁠ FirstRanker.com ---

3. Diagrams and chemical equations should be given wherever necessary.
4. Illustrate your answer necessary with the help of neat sketches.
5. Use of slide rule logarithmic table, Steam table, Mollier's Chart, Drawing instrument, Thermodynamic table for moist air, Psychrometric Charts and Refrigeration charts is permitted.
6. Discuss the reaction, mechanism wherever necessary.
7. Dubhring rule chart, enthalpy concentration chart is permitted.

--- Content provided by‌ FirstRanker.com ---

SECTION - A

1. a) A horizontal belt pulp washer is processing 600.0 tonnes per day of (oven dry basis) pulp. The length of workable surface of the belt washer is 10.0 m and width is 8.0 m. Calculate the washer loading. (4)
2. b) When fertilizer is used in high quality chemical pulps what problems does paper maker face? (4)
3. c) Figure 1 shown below explains the efficiency of hydro-cyclones versus reject rate by volume. It is given that ?P₁ =50kPa, ?P₂ =150kPa and ?P₃ =300kPa. Justify why efficiency falls at ?P₂ and ?P₃ pressure difference? (3)
   

   This download link is referred from the post: SGBAU B.Tech Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university

   --- Content provided by FirstRanker.com ---