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.Management Sciences
Category: Chemical Engineering Basics
Pressure required to increase the density of water by about 1% is ____________________ atmosphere?
0
A. 10
B. 50
C. 200
D. 1000
Sand used to stop the green sand from sticking to the pattern is termed as the ______________ sand?
A. Parting
B. Synthetic
C. Loam
D. Dry
Unit of surface tension in S.I. unit is_________________?
A. Watt/m
B. Joule/m2
C. Newton/m2
D. Joule/m
Most of the phosphorous present in the blast furnace burden enters into___________________?
A. Hot metal
B. Flue gases
C. Slag
D. Refractory lining
All the atoms of the world comprise of electrons, proton & neutron except that of ______________ atom in which neutron is absent ?
A. Deuterium
B. Hydrogen
C. Neon
D. Helium
In case of brasses, with decreasing zinc percentage and increasing copper percentage, its _____________ increases ?
A. Percentage elongation
B. Brinell hardness
C. Tensile strength
D. All A, B & C
Maximum consumption of limestone is in the ____________________ industry?
A. Iron and steel
B. Cement
C. Glass
D. Fertiliser
_______________ is a non volatile film forming constituent of a paint ?
A. Thinner
B. Dryer
C. Drying oil
D. None of these
In the Bayer’s process, bauxite is digested under pressure using ___________________?
A. H2SO4
B. NaOH
C. NH3
D. HCl
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