Practice Test: Question Set - 18
1. The electric process of steel making is especially adapted to
- (A) Alloy
and carbon tool steel
- (B) Magnet
steel
- (C) High speed
tool steel
- (D) All of these
2. The basic constituents of Hastelloy are
- (A) Aluminium, copper
etc.
- (B) Nickel, molybdenum etc.
- (C) Nickel, Copper, etc.
- (D) All of the above
3. German silver contains
- (A) 1% silver
- (B) 2% silver
- (C) 5% silver
- (D) No silver
4. Basic constituents of Monel metal are
- (A) Nickel, copper
- (B) Nickel, molybdenum
- (C) Zinc, tin, lead
- (D) Nickel, lead and tin
5. An alloy of copper, tin and zinc is known as
- (A) Brass
- (B) Bronze
- (C) Gun metal
- (D) Muntz metal
6. German silver is an alloy of
- (A) Silver and some
impurities
- (B) Refined silver
- (C) Nickel, Copper and
zinc
- (D) Nickel and copper
7. Quenching is not necessary when hardening is done by
- (A) Case
hardening
- (B) Flame
hardening
- (C) Nitriding
- (D) Any
one of these
8. Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is
- (A) Silver metal
- (B) Duralumin
- (C) Hastelloy
- (D) Invar
9. The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is
- (A) Chromium
- (B) Nickel
- (C) Vanadium
- (D) Cobalt
10. A cold chisel is made of
- (A) Mild steel
- (B) Cast iron
- (C) H.S.S.
- (D) High carbon
11. Blast furnace is used to produce
- (A) Pig iron
- (B) Cast iron
- (C) Wrought
iron
- (D) Steel
12. An engineer's hammer is made of
- (A) Cast iron
- (B) Forged steel
- (C) Mild steel
- (D) High carbon steel
13. The blade of a power saw is made of
- (A) Boron
steel
- (B) High
speed steel
- (C) Stainless
steel
- (D) Malleable
cast iron
14. Inconel is an alloy of
- (A) Nickel, chromium and
iron
- (B) Nickel, copper
- (C) Nickel, Chromium
- (D) Nickel, zinc
15. The strength is the ability of a material to resist
- (A) Deformation
under stress
- (B) Externally
applied forces with breakdown or yielding
- (C) Fracture
due to high impact loads
- (D) None
of these
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