Subham Bera

Student at University of Calcutta

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Subham Bera's Stashed Knowledge

SEMESTER (6TH) QUESTION AND ANSWERS OF PROCESS CONTROL

THERE ARE THE FEW 6TH SEMESTER (CHAPTER PROCESS CONTROL) QUESTIONS GIVEN TO YOU. ANSWERS ARE ATTACHED TO IT. HOPE, YOU WILL UNDERSTAND IT IF THE CHAPTER STUDIED CAREFULLY.

A COMPREHENSIVE INTRODUCTION TO WATER FOOTPRINY

WATER FOOT-PRINT MEANS VOLUME OF FRESH WATER USED TO PRODUCE A PRODUCT, SUMMED OVER THE VARIOUS PRODUCT CHAIN. IT MEASURES THE CONSUMPTION AND CONTAMINATION OF FRESH WATER.EXCEPT WATER FOOT PRINT, THERE ARE ANOTHER KIND OF FOOT PRINTS LIKE ECOLOGICAL,CARBON, NITROGEN FOOT PRINTS WHICH ARE NOT DISCUSSED HERE. FOR MORE INFORMATION, THERE ARE REFERENCES INCLUDED HERE. YOU CAN GO THROUGH IT.

A COMPREHENSIVE INTRODUCTION TO WATER FOOTPRINY

WATER FOOT-PRINT MEANS VOLUME OF FRESH WATER USED TO PRODUCE A PRODUCT, SUMMED OVER THE VARIOUS PRODUCT CHAIN. IT MEASURES THE CONSUMPTION AND CONTAMINATION OF FRESH WATER.EXCEPT WATER FOOT PRINT, THERE ARE ANOTHER KIND OF FOOT PRINTS LIKE ECOLOGICAL,CARBON, NITROGEN FOOT PRINTS WHICH ARE NOT DISCUSSED HERE. FOR MORE INFORMATION, THERE ARE REFERENCES INCLUDED HERE. YOU CAN GO THROUGH IT.

ROAD CONSTRUCTION BY USING INDUSTRIAL WASTE

INDUSTRIAL WASTE ARE THE COMMON WASTEGES PRODUCED IN INDUSTRY. IF WE USE IT TO BUILD OR CONSTRUCT THE ROADS , THEN IT WILL A GREAT INVENTION.WITH ALL, WE CAN EXPECT A BETTER EARTH.

ROAD CONSTRUCTION BY USING INDUSTRIAL WASTE

INDUSTRIAL WASTE ARE THE COMMON WASTEGES PRODUCED IN INDUSTRY. IF WE USE IT TO BUILD OR CONSTRUCT THE ROADS , THEN IT WILL A GREAT INVENTION.WITH ALL, WE CAN EXPECT A BETTER EARTH.

TREATMENT OF TEXTILE DYEING WASTEWATER BY APPLYING PHOTO FENTON OXIDATON TECHNOLOGY

WE ALL KNOW THE TEXTILE INDUSTRY WHERE DYES ARE THE MOST IMPORTANT THINGS USED TO COLOURIFY THE CLOTHES. DYES ARE THE CHEMICAL COMPOSITION OF INORGANIC COMPOUNDS OF POLYMERS AND ORGANIC COMPOUNDS. MOST OF THE MILLS DO NOT USE COUNTER WASHING INSTEAD THEY USE CLEAN WATER IN EVERY CYCLE.SO, THE WASTE WATER GOES TO RIVERS AND OTHER WATER SOURCES CAUSING WATER POLLUTION AND ALSO HARMING THE ZOOPLANKTON AND PHYTOPLANKTON. HERE, IT DESCRIBES PHOTO-FENTON OXIDATION TECHNOLOGY TO USE THE WASTE WATER.

USE OF WASTE PLASTIC UNDER THE CONSTRUCTION OF ROADS.

PLASTIC ARE THE COMMON THINGS IN OUR DAILY LIFE WE USE.ITS USENESS INCREASING DAY BY DAY AND MOREOVER IT IS NON-BIODEGRADABLE.SO, WE HAVE TO THINK HOW TO REDUCE THEM OR HOW TO USE IT IN OUR OWN WAY (CONSTRUCTION OF ROADS).SO, HERE IT SHOWS THE POSSIBLE WAY TO USE THE PLASTIC WITHOUT HARMING THE NATURE.

CARBON SEQUESTRATION

DAY BY DAY, CARBON-DI-OXIDE IS INCREASING DUE TO CUTTING OF TREES, DESTROYING THE FOREST,MAKING NEW BUILDINGS AND HOUSES FOR OUR OWN PURPOSES.THIS EFFECTS THE BAD IMPACT ON ENVIROMENT. SO, HERE , IT DESCRIBES A PROBABLE SOLUTION THAT WHAT WE CAN DO FOR BETTER EARTH, IS IT POSSIBLE TO USE CO2 IN ANOTHER PURPOSE WITHOUT HARMING THE LIVES, IS IT POSSIBLE TO ENCLOSE CO2 IN A PARTUCULAR PLACE LIKE THE HUGE DEAPTH OF SEA , WHAT WILL BE ITS REASULT AFTER 100 YEARS.

QUES. AND ANS OF DRYING OF WET SOLIDS

THERE ARE FEW QUESTIONS AND ANSWERS WHICH CLEARS YOUR DOUBT.

DRYING OF WET SOLIDS

THERE IS A DETAILS DESCRIPTION OF THIS CHAPTER OF MASS TRANSFER. IT DESCRIBES HOW TO DRY SOLID WITH VARIOUS TYPE OF DRYER, EQUILIBRIUM MOISTURE CONTENT, CRITICAL MOISTURE CONTENT,CALCULATION OF DRYING TIME FROM DRYING RATE DATA ETC

CHEMICAL WEAPON

THIS IS A VERY INTERESTING TOPIC. FROM THIS, THERE COMES VARIOUS QUESTIONS LIKE.....IF FUTURE WORLD WAR HAPPENS, IS IT THE ONLY WAY TO SAVE THE WORLD, HOW IT IS FORMED, WAS IT USED BEFORE, AFTER USING ..WHAT WILL BE ITS EFFECT...ETC

SAMPLING THEORY

IT IS VERY NEEDFUL FOR STUDENTS FROM STATISTICAL BACKGROUND.