1. . In terms of which of the following properties, metals are better than ceramics?
(A) Hardness
(B) Ductility
(C) Toughness
(D) Yield Strength
2. . Example of naturally occurring composite is
(A) Wood
(B) Cement
(C) Glass
(D) GFRP
3. . Polymers are
(A) Paramagnetic
(B) Ferromagnetic
(C) Diamagnetic
(D) Non-magnetic
4. . Which of the following metal has a low density?
(A) Aluminum
(B) Iron
(C) Copper
(D) Lithium
5. . The ability of materials to develop a characteristic behavior under repeated loading known as
(A) Toughness
(B) Resilience
(C) Hardness
(D) Fatigue
6. . The ability of a material to be formed by hammering or rolling is known as
(A) Malleability
(B) Ductility
(C) Hardness
(D) Brittleness
7. . The conductivity of Aluminum is _______ the conductivity of copper
(A) Less than
(B) Greater than
(C) Equal to
(D) Don’t know
8. . The reaction-rate with aryl chlorides depends on what?
(A) Ammonia ratio
(B) Reaction temperature
(C) Halogen compound
(D) All of the mentioned
9. . Liquid phase reaction are possible without agitation.
(A) True
(B) False