Related Questions

A tea merchant blends 2 kinds of tea, putting in 3 parts of a Tk. 25 per kg grade to 1 part of a Tk. 15 per kg. If the mixture is changed to 1 part of the Tk. 25 per kg grade to 3 parts of the less expensive grade, how much will the shop lose or save in blending 200 kg?
A lose Tk. 500
B loss Tk. 1,000
C save Tk. 1,500
D save Tk. 1,000
The most economical pulp for the production of newsprint would be the __________ pulp.
A Groundwood
B Sulphate
C Sulphite
D Semichemical
Reba's grade was in the 80th percentile out of 120 grades in her class. In another class of 200 students there were 24 grades higher than Reba's .If nobody had Reba's grade. then Reba was what percentile of the two classes combined?
A 30th
B 55th
C 67th
D 85th
The ideal pulp for the manufacture of paper should have high __________ content.
A Cellulose
B Lignin
C Both A & B
D None of these
For high grade instruments the steel preferred to, is
A Cast steel
B Bessemer steel
C Mild steel
D Whitworth compressed steel
Which one of the following is commonly used for pulp bleaching in the paper industry?
A Mild sulphuric acid
B Glucose isomerase
C peroxide
D Iodine and water
Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about
A 1 to 2°
B 2 to 5°
C 5 to 10°
D 10 to 15°
Wood-pulp as raw material for paper was developed because of :
A scientific research
B the need to develop non-acidic paper
C the shortage of linen
D the need to produce large quantities of paper
Continued use of wood-pulp paper in book will affect : 1.libraries 2.general public 3.the publishing industry 4.the governments
A I,II and III
B I,II,III and IV
C II and III
D I and III
-------are the juice and pulp of the grape usefull, but various Parliament are made from the skins and seeds
A Not that they
B They never
C Neither
D Not only

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