MCQ Practice Test on Engineering Materials - ObjectiveBooks

MCQ Practice Test on Engineering Materials

Practice Test: Question Set - 24

1. The type of space lattice found in gamma-iron is
    (A) Face centered cubic space lattice
    (B) Body centered cubic space lattice
    (C) Close packed hexagonal space lattice
    (D) None of these

2. Cartridge brass can be
    (A) Cold rolled into sheets
    (B) Drawn into wires
    (C) Formed into tube
    (D) Any one of these

3. Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant?
    (A) Bessemer process
    (B) Open hearth process
    (C) Electric process
    (D) LD process

4. Bronze is an alloy of
    (A) Copper and zinc
    (B) Copper and tin
    (C) Copper, tin and zinc
    (D) None of these

5. Steel with __________ carbon is known as hypo-eutectoid steel.
    (A) 0.8%
    (B) Below 0.8%
    (C) Above 0.8%
    (D) None of these

6. Age hardening is related to
    (A) Duralumin
    (B) Brass
    (C) Copper
    (D) Silver

7. The maximum internal diameter of a blast furnace is about
    (A) 3 m
    (B) 6 m
    (C) 9 m
    (D) 12 m

8. The machinability of aluminium increases when _________ is added to aluminium.
    (A) Copper
    (B) Magnesium
    (C) Silicon
    (D) Lead and bismuth

9. Eutectoid reaction occurs at
    (A) 600°C
    (B) 723°C
    (C) 1147°C
    (D) 1493°C

10. Nickel when added to copper improves
    (A) Machinability
    (B) Hardness
    (C) Hardness and strength
    (D) Strength and ductility

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