Related Questions

In spheroidising process, the steel is
A Heated below the lower critical temperature and then cooled slowly
B Heated up to the lower critical temperature and then cooled in still air
C Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C
D None of the above
During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank.
A Filtration
B Digestion
C Sedimentation
D Both B and C
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as ________ double cover butt joint.
A Single riveted
B Double riveted
C Multi riveted
D None of these
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as _______ double cover butt joint.
A Single riveted
B Double riveted
C Both (A) and (B)
D None of these
The purpose of heat treatment is to
A Relieve the stresses set up in the material after hot or cold working
B Modify the structure of the material
C Change grain size
D Any one of these
Amino resins are used in paper treatment to improve its
A Wet tear and bursting strength
B Folding endurance
C Wet rub resistance
D All of the above
The main use of activated carbon in water treatment is to control
A Bacterial growth
B Taste and odour
C Turbidity
D None of these
The main type of sludge gas evolved during sewage treatment in Imhoff tank is
A CO2
B CH4
C CO
D H2
It is not the purpose of philosophy to try to solve our social, economic, and political problems; but it is its purpose to think carefully and systematically about certain fundamental questions which concerns ourselves, our conduct, and the world in which we live- এই বক্তব্যে দার্শনিক লক্ষ্যের ইঙ্গিত রয়েছে;
A সামাজিক সমস্যার সমাধান
B মৌলিক প্রশ্নের পদ্ধতিগত চিন্তন
C আচরণের বৈজ্ঞানিক ব্যাখ্যা
D স্বচ্ছল জীবন-ধারণ
What is the main purpose of the passage ?
A To explain the importance of invisible aspects of culture
B To describe cultural diversity
C To point out that much of culture is learned consciously
D To explain why cross-cultural conflict occurs

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