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Flashcards in Chapter 6 Practice Test Deck (41)
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1

The property of metals that describes their resistance to indentation is called:
a. strength
b. toughness
c. hardness
d. ductility
e. none of the above

c. hardness

2

The property of metals that describes their ability to carry a load is:
a. strength
b. toughness
c. hardness
d. ductility
e. none of the above

a. strength

3

Generally, as strength increases for carbon steels, the ductility:
a. increases
b. stays the same
c. decreases
d. is not related to strength
e. none of the above

c. decreases

4

The property that describes the ability of a metal to deform when stressed is:
a. strength
b. toughness
c. hardness
d. ductility
e. none of the above

d. ductility

5

The type of strength related to a metal's behavior when the load is applied in a cyclic manner
is:
a. tensile
b. compressive
c. torsional
d. impact
e. fatigue

e. fatigue

6

The yield strength of a material is determined by:
a. impact testing
b. tensile testing
c. hardness testing
d. the offset method
e. b and d above

e. b and d above

7

Which metal properties are directly related?
a. conductivity and strength
b. strength and ductility
c. strength and hardness
d. ductility and toughness
e. c and d above

e. c and d above

8

The ability of a metal to absorb energy is called:
' a. strength
b. ductility
c. hardness
d. toughness
e. none of the above

d. toughness

9

The metal property affected by the surface condition of the sample is:
a. tensile strength
b. UTS
c. hardness
d. fatigue strength
e. all of the above

e. all of the above

10

Which alloying element is generally considered to have the most pronounced effect on the
properties and performance of carbon steel?
a. aluminum
b. carbon
c. manganese
d. chromium
e. none of the above

b. carbon

11

Which alloying element is commonly added to steel to improve its corrosion resistance?
a. carbon
b. aluminum
c. silicon
d. chromium
e. none of the above

d. chromium

12

Hydrogen in the molten weld metal can cause:
a. undercut
b. overlap
c. cracking
d. porosity
e. c and d above

e. c and d above

13

Which property cannot be determined from a tensile test?
a. ultimate tensile strength
b. percent elongation
c. percent reduction of area
d. impact strength
e. yield strength

d. impact strength

14

A metal's ductility can be expressed as:
a. percent elongation
b. percent reduction of area
c. proportional limit
d. a and b above
e. b and c above

d. a and b above

15

A tensile specimen having a cross sectional area of 0.25 square inches fails at a load of 15,250
pounds. What is its tensile strength? (Tensile Strength = LoadIArea)
a. 3813 psi
b. 61,000 psi
c. 6,lOOpsi
d. 58,500 psi
e. none of the above

b. 61,000 psi

16

The point at which a metal's behavior changes from elastic to plastic (onset of permanent
deformation) is referred to as:
a. yield strength
b. ultimate tensile strength
c. modulus of elasticity
d. Young's modulus
e. none of the above

a. yield strength

17

What is the percent elongation of a specimen whose original gage length was 2 inches and
final gage length was 2.5 inches?
a. 30% 1
b. 25%
c. 50%
d. 40%
e. none of the above

b. 25%

18

The family of hardness tests that uses both a minor and major load is called:
a. Brinell
b. Vickers
c. Rockwell
d. Knoop
e. none of the above

c. Rockwell

19

Which of the following tests are referred to as microhardness tests?
a. Rockwell
b. Vickers
c. Knoop
d. a and b above
e. b and c above

e. b and c above

20

What type of test uses a weighted pendulum which strikes a notched test specimen?
a. Brinell test
b. fatigue test
c. tensile test
d. microhardness test
e. Charpy impact test

e. Charpy impact test

21

Endurance limit is an expression used for what type of testing?
a. fatigue
b. hardness
c. soundness
d. tension
e. none of the above

a. fatigue

22

The metal property that relates to a metal's deforming without failing is called:
a. tensile strength
b. ductility
c. hardness
d. toughness
e. none of the above

b. ductility

23

Which test is not considered a 'soundness' test?
a. hardness
b. face bend
c. fillet break
d. root bend
e. nick break

a. hardness

24

The type of testing used to evaluate the type of rnicrostructure present in a metal is called:
a. tensile
b. hardness
c. toughness
d. metallographic
e. none of the above

d. metallographic

25

Which of the following tests can be used to judge the soundness of a weld?
a. nick break
b. side bend
c. face bend
d. fillet break
e. all of the above

e. all of the above

26

Which of the following tests will generally be used to determine the behavior of a metal at a
specific temperature?
a. guided-bend test
b. root-bend test
c. Charpy impact test
d. transverse fillet weld shear test
e. all of the above

c. Charpy impact test

27

With respect to the rolling direction of steel plate manufacture, which statement is true?
a. The strength is highest in the 'Z'direction.
b. The strength is lowest in the 'X' direction.
c. The strength is highest in the 'X' direction.
d. The strength is highest in the 'Y' direction.
e. The strength is lowest in the 'Y' direction.

c. The strength is highest in the 'X' direction.

28

The fillet weld break test is used to evaluate the:
a. quality of the fractured weld
b. ductility of the weld metal
c. impact strength of the weld
d. tensile strength of the base metal
e. none of the above

a. quality of the fractured weld

29

The welding inspector is not concerned with the mechanical and chemical properties of metals.
a. true
b. false

b. false

30

For plain carbon steels, their approximate tensile strength can be estimated by multiplying
their BHN by:
a. 400
b. 300
c. 100
d. 200
e. 500

e. 500