MCQ on Metals ITI Machinist Objective Practice Test - Set 02 - ObjectiveBooks

MCQ on Metals ITI Machinist Objective Practice Test - Set 02

Practice Test: Question Set - 02


1. Aluminium in its pure form is not used for engineering work because
    (A) It is brittle
    (B) It is very light
    (C) It is costly
    (D) It lacks strength

2. Which one of the following is a chemical property of metal?
    (A) Corrosiveness
    (B) Conductivity
    (C) Hardness
    (D) Elasticity

3. The chief alloying elements of stainless steel are
    (A) Chromium and nickel
    (B) Chromium and tungsten
    (C) Nickel and vanadium
    (D) Nickel and tungsten

4. Which one of the following characteristics about tin is correct?
    (A) Tin can withstand high temperature
    (B) Tin is the main constituent of most solders
    (C) Tin is very good conductor of electricity
    (D) Tin is corrosion resistant metal

5. White metal is an alloy of
    (A) Copper and tin
    (B) Copper, zinc and tin
    (C) Copper, lead, tin and antimony
    (D) Copper, zinc, tin and antimony

6. The property by which metal can be rolled into sheet is
    (A) Elasticity
    (B) Malleability
    (C) Ductility
    (D) Tenacity

7. Which one of the following groups of properties enables the manufacture of chain links from wrought iron?
    (A) Ductility, Malleability and hardness
    (B) Hardness, toughness and ductility
    (C) Malleability, ductility and toughness
    (D) Hardness, toughness and brittleness

8. Which one of the following properties is most essential for the metals in the process of casting, welding, brazing and soldering?
    (A) Fusibility
    (B) Malleability
    (C) Tenacity
    (D) Plasticity

9. Which of the following metals can be found in a pure state in nature?
    (A) Lithium
    (B) Iron
    (C) Gold
    (D) Aluminium

10. Galvanized metals have been covered with a thin sheet of
    (A) Chromium
    (B) Copper
    (C) Tin
    (D) Zinc

11. The chief chemical property of aluminium is that it is
    (A) Soft
    (B) Brittle
    (C) Strong
    (D) Tough

12. Carbon content in cold chisel is
    (A) 0.6 to 0.7%
    (B) 0.85 to 0.95%
    (C) 1.0 to 1.2%
    (D) 1.2 to 1.4%

13. Generally, bearing bushes are made of
    (A) Copper
    (B) Brass
    (C) White metal
    (D) Gun metal

14. Which one of the following properties offers resistance to abrasion?
    (A) Hardness
    (B) Toughness
    (C) Ductility
    (D) Malleability

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