Age hardening is concerned with_________________?
Age hardening is concerned with_________________?
A. Copper
B. Brass
C. Duralumin
D. Silver
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Hydrochloric acid is stored in a _____________ steel vessel?
Hydrochloric acid is stored in a _____________ steel vessel?A. Lead lined
B. Rubber lined
C. Glass lined
D. StainlessPerspex is nothing but_____________________?
Perspex is nothing but_____________________?A. Acrylic sheet
B. An elastomer
C. An alloy of lead and tin
D. Aluminium foil clad with BakeliteWhen iron is rusted, it is__________________?
When iron is rusted, it is__________________?A. Converted to a fine powder
B. Reduced
C. Oxidised
D. None of theseCarbon is present in the combined form (carbide) in case of______________________?
Carbon is present in the combined form (carbide) in case of______________________?A. Pig iron
B. Steel
C. Ferroalloys
D. All A., B. & C.Lead lined equipments & vessels are suitable for handling
Question: Lead lined equipments & vessels are suitable for handling
[A].hydrochloric acid (10%). [B].
nitric acid. [C].
sulphuric acid upto 60°C. [D].
all (a), (b) and (c). Answer: Option C
Explanation:
No answer description available for this question.
The material of construction of bearings is__________________?
The material of construction of bearings is__________________?A. Cast iron
B. Babbitt metal
C. Pig iron
D. Steel