Multiple Choice
Steel is preferred over iron in construction of ships because
A) melting point of steel is higher than Iron
B) steel is more uniform than Iron
C) steel does not rust
D) tensile strength of steel is not high
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Annealing is done to<br>A)increase brittleness<br>B)increase Transparency<br>C)decrease brittleness<br>D)increase
Q2: What should be added to pure iron
Q3: A metal, which melts on the palm<br>A)potassium<br>B)sodium<br>C)gallium<br>D)zinc
Q4: Which of the following alloys contains Tin?<br>A)brass<br>B)solder<br>C)duralumin<br>D)steel
Q5: Metallurgy is the process of<br>A)extracting metals from
Q7: Which of the following is used for
Q8: Ordinary glass is a mixture of<br>A)sodium silicate,
Q9: A thick paste of cement, sand and
Q10: The most abundant metal on the earth
Q11: The tip of the lead pencil is