Concrete tank can be used to store________________?
Concrete tank can be used to store________________?
A. Alum
B. Ferrous sulphate
C. Sulphuric acid
D. Saturated brine
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Silicon percentage in acid resistant cast iron is about________________?
Silicon percentage in acid resistant cast iron is about________________?A. 4
B. 8
C. 14
D. 20The phenomenon in which slow extension of material takes place with the time at constant load is called________________?
The phenomenon in which slow extension of material takes place with the time at constant load is called________________?A. Plasticity
B. Creep
C. Elasticity
D. DuctilityCeramic materials fabrication cannot be done by__________________?
Ceramic materials fabrication cannot be done by__________________?A. Welding
B. Slip casting
C. Extrusion
D. Plastic pressingPipes for bi-cycle frames are made of _____________ steel?
Pipes for bi-cycle frames are made of _____________ steel?A. Hot rolled
B. Chrome carbon
C. Cold rolled
D. StainlessBog iron used for the adsorption of H2S from coke oven gas is___________________?
Bog iron used for the adsorption of H2S from coke oven gas is___________________?A. An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide)
B. Iron impregnated with resin (usually Bakelite)
C. Carbon free iron
D. None of theseAge hardening is concerned with_________________?
Age hardening is concerned with_________________?A. Copper
B. Brass
C. Duralumin
D. Silver