Which of the following is the most prone to atmospheric corrosion ?
Which of the following is the most prone to atmospheric corrosion ?
A. Silver
B. Iron
C. Tin
D. Copper
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Carbon tetrachloride can be stored in a storage vessel made of
Question: Carbon tetrachloride can be stored in a storage vessel made of
[A].high silicon iron (14% Si) [B].
tin [C].
stainless steel [D].
all (a), (b) and (c) Answer: Option D
Explanation:
No answer description available for this question.
_____________ steel is widely used for the manufacture of motor car crankshafts?
_____________ steel is widely used for the manufacture of motor car crankshafts?A. Silicon
B. Nickel
C. Chrome
D. High speedManganese in steel affects its__________________?
Manganese in steel affects its__________________?A. Ductility
B. Tensile strength
C. Hardness
D. None of theseSpark plugs are made of______________________?
Spark plugs are made of______________________?A. High alumina ceramic
B. Metallic carbides
C. Corundum
D. CarborundumMild steel is ___________________?
Mild steel is ___________________?A. A low carbon steel (0.05 to 0.3% carbon)
B. Highly resistant to corrosion (as much as stainless steel)
C. A high carbon steel (0.5 to 1.5% carbon)
D. Very poor in strength & ductilityIn a plate type heat exchanger, heat transfer plates are never made of _________________?
In a plate type heat exchanger, heat transfer plates are never made of _________________?A. Stainless steel
B. Cast iron
C. Titanium
D. Hastelloy C