Limestone is added in the blast furnace (during pig iron manufacture) to______________________?

Related Mcqs:

Colour comparator is used to measure the___________________?

A. pH value B. Electrode potential C. Colour intensity D. None of these...

__________________ of air does not increase with increase in temperature?

A. Density B. Thermal diffusivity C. Viscosity D. Thermal conductivity...

The surface tension of a liquid, at critical temperature is____________________?

A. Indeterminate B. Zero C. Infinity D. Same as that at any other temperature...

Which of the following is a commonly used manometric liquid for low pressure range ?

A. Ethyl alcohol B. Carbon tetrachloride C. Glycerol D. Ethylene glycol...

The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be_______________?

A. Parabolic B. Hyperbolic C. Straight line D. None of these...