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.Management Sciences
Category: Chemical Engineering Basics
Wrought iron is not____________________?
A. Ductile & resistant to corrosion/rusting
B. Weldable easily
C. Having uniform strength in all directions
D. Having maximum tensile strength along the lines of slag distribution
Runge-Kutta method is used to solve a/an __________________________?
A. Ordinary differential equation of nth order
B. Simultaneous non-linear equation
C. Linear differential equation
D. None of these
Quartz is a ________________ material ?
A. Diamagnetic
B. Ferromagnetic
C. Ferroelectric
D. Piezoelectric
Out of the following _______________ iron has the best capability to bear sudden & excessive shocks?
A. White
B. Cast
C. Wrought
D. Pig
__________________ is used for tying the steel columns to concrete foundation?
A. Grouting
B. Eyebolt
C. Anchor bolts
D. Refractory castables
The product (s) of roasting of a sulphide ore is (are) ?
A. Oxide only
B. Sulphate only
C. Oxide and sulphate
D. Dependent on temperature and partial pressure of oxygen & sulphur dioxide
Shrinkage allowance on pattern is provided to compensate for shrinkage when the _____________________?
A. Metal changes from liquid state to solid state at freezing temperature
B. Solid phase temperature drops from freezing temperature to the room temperature
C. Liquid metal temperature drops from pouring temperature to room temperature
D. Liquid metal temperature drops from pouring temperature to freezing temperature
Which of the following if present in iron ore, enhances its value ?
A. Alumina
B. Alkali oxide
C. Lime & Magnesia
D. None of these
The product out from a cupola is called ____________________?
A. Wrought iron
B. Pig iron
C. Cast iron
D. None of these
Moist climate is the most favourable factor in the site selection far a_________________?
A. Steel plant
B. Textile factory
C. Petroleum refinery
D. Coke oven battery
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