A. Mild steel
B. Cast iron
C. Stainless steel
D. Galvanised iron
Related Mcqs:
- Balls in a ball mill are usually made of__________________?
A. Steel
B. Cast iron
C. Stainless steel
D. Bronze - In a plate type heat exchanger, heat transfer plates are never made of _________________?
A. Stainless steel
B. Cast iron
C. Titanium
D. Hastelloy C - Dry chlorine can be handled in a vessel made of__________________?
A. Iron or steel
B. PVC
C. Nickel
D. Brass - Liners of a ball mill are never made of__________________?
A. Lead
B. Alloy steel
C. Rubber or ceramic material
D. Cast iron - Rubber lined vessels are corroded by the action of__________________?
A. Aqua regia
B. Chloroform
C. Sulphuric acid (95%)
D. All A., B. and C. - Acetylene gas holder is made of__________________?
A. Copper
B. Cast iron
C. Steel
D. Monel metal - Babbitt metal (used for making bearings) comprises of__________________?
A. Mainly tin (85%) and lead
B. Saw dust and iron dust mixture
C. Zinc and aluminium
D. Copper and aluminium - Out of the following, copper vessels are the most suitable for the storage of__________________?
A. Bromine
B. Dry chlorine & dry fluorine
C. Nitric acid (95% and fuming)
D. Phosphoric acid (95%) & sulphuric acid (95% and fuming) - Residual magnetism in steel for magnets is increased by the addition of__________________?
A. Nickel
B. Cobalt
C. Tungsten
D. Chromium - Aluminium as a material of construction suffers from the disadvantage of__________________?
A. Very high cost
B. Rather low tensile strength
C. Very low strength to weight ratio
D. Scarce availability
