Related Questions

The variety of pig iron used for the manufacture of steel by Bessemer process, is
A Bessemer pig
B Grey pig
C White forge pig
D Mottled pig
In basic Bessemer process, the furnace is lined with
A Silica bricks
B A mixture of tar and burnt dolomite bricks
C Both (A) and (B)
D None of these
In the acid Bessemer process, the hot metal should have the following com-positon.
A [

A. S

B. S

B S 1.5%
C S > 1.5% and P
The brown smoke during the operation of a Bessemer converter indicates that the
A Air is burning out silicon and manganese
B Silicon and manganese has burnt and carbon has started oxidizing
C The converter must be titled to remove the contents of the converter
D The brown smoke does not occur during the operation of a Bessemer converter
If 15 men working independently and at the same rate can manufacture 27 baskets in an hour, how many baskets would 45 men working independently and at the same rate manufacture in 40 minutes?
A 27
B 35
C 40
D 54
If 15 men working at the same rate can manufacture 27 baskets in an hour, how many baskets would 45 men manufacture in 40 minutes?
A 27
B 54
C 35
D 40
__________ process is used for the manufacture of sodium carbonate by ammonia soda process.
A Ostwald's
B Bosch
C Solvay
D Haber's
Monte catini process is a widely used process for the manufacture of
A Urea
B Calcium ammonium nitrate
C Triple superposphate
D None of these
Electric process as compared to wet process (for the manufacture of phosphoric acid)
A Can use only high grade phosphate rock
B Is used less frequently
C Produces a valuable by-product called gypsum
D Is weak acid process
Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of
A Nitric acid
B Sulphuric acid
C Ammonium sulphate
D Hydrochloric acid

Next steps