Bell metal is an alloy of __________________?
Bell metal is an alloy of __________________?
A. Copper & zinc
B. Copper & tin
C. Copper & nickel
D. Zinc & tin
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The preferred material of construction for storage tanks for 98% sulphuric acid is_________________?
The preferred material of construction for storage tanks for 98% sulphuric acid is_________________?A. Aluminium
B. Lead
C. Stainless steel 316
D. Mild steelGalvanised iron is___________________?
Galvanised iron is___________________?A. Harder
B. Protected from rusting
C. Alumina coated iron
D. None of theseSoap kettle used in the production of laundry soap is made of____________________?
Soap kettle used in the production of laundry soap is made of____________________?A. Steel with top section nickel clad or stainless steel
B. Cast iron
C. Nickel
D. ConcreteThe heat treatment process to which castings and the steel balls produced by cold heading are subjected is____________________?
The heat treatment process to which castings and the steel balls produced by cold heading are subjected is____________________?A. Tempering
B. Normalising
C. Annealing
D. None of theseSulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with______________?
Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with______________?A. Acidic refractory
B. Rubber
C. Karbate
D. Lead or acid proof bricksLiners of a ball mill are never made of
Question: Liners of a ball mill are never made of
[A].lead [B].
alloy steel [C].
rubber or ceramic material [D].
cast iron Answer: Option A
Explanation:
No answer description available for this question.