Percentage of silver in German silver is__________________?
Percentage of silver in German silver is__________________?
A. 5
B. 10
C. 20
D. 0
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Cast iron and steel pipes are produced by ____________ casting?
Cast iron and steel pipes are produced by ____________ casting?A. Die
B. Investment
C. Slush
D. True centrifugalLocomotive boiler tubes are made of _____________ alloys?
Locomotive boiler tubes are made of _____________ alloys?A. Arsenic copper
B. Magnesium
C. Aluminium
D. NickelAn ideal material of construction for the storage of 50% caustic soda solution would be___________________?
An ideal material of construction for the storage of 50% caustic soda solution would be___________________?A. Karbate
B. High silicon cast iron
C. Monel
D. None of theseWhich of the following is not an alloy of copper ?
Which of the following is not an alloy of copper ?A. Muntz metal
B. Admiralty gun metal
C. German silver
D. Pewter metalAtmospheric corrosion of metals result from their
Question: Atmospheric corrosion of metals result from their
[A].slow oxidation [B].
fast oxidation [C].
fast hydration [D].
slow dehydration Answer: Option A
Explanation:
No answer description available for this question.
_______________ does not contain tin as an alloying material?
_______________ does not contain tin as an alloying material?A. Brass
B. Pewter
C. Solder
D. Babbitt metal