The transistor is made of___________________?
The transistor is made of___________________?
A. silver
B. gold
C. copper
D. germanium
E. german silver
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Dow metal contains____________________?
Dow metal contains____________________?A. 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe
B. 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg
C. 90% aluminium and 90% copper
D. 90% magnesium and 9% aluminium with some copper
E. 90% magnesium and 10% tinWhite cast iron has a high tensile strength and a low compressive strength.
Question: White cast iron has a high tensile strength and a low compressive strength.
[A].Yes [B].
No Answer: Option B
Explanation:
White cast iron has a low tensile strength and a high compressive strength.
Source: https://en.wikipedia.org/wiki/Cast_iron#Table_of_comparative_qualities_of_cast_irons
Pick up the wrong statement Nickel and chromium in steel help in _________________?
Pick up the wrong statement Nickel and chromium in steel help in _________________?A. providing corrosion resistance
B. improving machining properties
C. providing high strength at elevated temperatures
D. raising the elastic limit
E. improving the resilience and ductilityAnnealing of white cast iron results in production of_________________?
Annealing of white cast iron results in production of_________________?A. malleable iron
B. nodular iron
C. spheroidal iron
D. grey iron
E. none of the aboveAddition of copper to aluminium results in_____________________?
Addition of copper to aluminium results in_____________________?A. improvement of casting characteristics
B. improvement of corrosion resistance
C. one of the best known age and precipitation-hardening systems
D. improving machinability
E. none of the aboveA cold chisel is made of_______________?
A cold chisel is made of_______________?A. mild steel
B. cast iron
C. H.S.S.
D. high carbon
E. german silver