7.10 Springs

Question 1

What are springs inspected for?

a) Blueing, compression strength, pitting, free length, and distortion
b) Tension, color fading, weight, and elasticity
c) Material type, thickness, rust, and paint condition

Answer 1

a) Blueing, compression strength, pitting, free length, and distortion

Question 2

What does blueing on a spring indicate?

a) Overheating
b) Corrosion
c) Material fatigue

Answer 2

a) Overheating

Question 3

What does pitting on a spring indicate?

a) Overheating
b) Corrosion
c) Loss of strength

Answer 3

b) Corrosion

Question 4

What is fatigue in a spring also called?

a) Loss of elasticity
b) Compression strength
c) Material weakening

Answer 4

b) Compression strength

Question 5

What is static measurement in a spring also called?

a) Free length
b) Compression height
c) Expanded distance

Answer 5

a) Free length

Question 6

What is another name for a Load or Deflection check of a spring?

a) Strength test
b) Distortion check
c) Flexibility measurement

Answer 6

b) Distortion check

Question 7

What is the most common method of measuring a spring?
a) Dynamic measurement
b) Static measurement
c) Load testing

Answer 7

b) Static measurement

Question 8

What information does the manufacturer publish about an unloaded spring?
a) Color and material
b) Exact dimension with a small range of tolerance
c) Load-bearing capacity

Answer 8

b) Exact dimension with a small range of tolerance

Question 9

When performing a static measurement, how should the spring be?
a) Loaded
b) Under tension
c) Unloaded

Answer 9

c) Unloaded

Question 10

What type of environment are load/deflection checks completed in?
a) Field environment
b) Workshop environment
c) Laboratory environment

Answer 10

b) Workshop environment

Question 11

What type of spring is typically tested using load/deflection checks?
a) Non-critical spring
b) Critical spring
c) Decorative spring

Answer 11

b) Critical spring

Question 12

What types of loading can be applied during load/deflection checks?
a) Compressive, tensile, or torsional loading
b) Thermal or electrical loading
c) Vibrational or frictional loading

Answer 12

a) Compressive, tensile, or torsional loading

Question 13

What equipment is used to load the spring during a load/deflection check?
a) A hammer
b) A test rig
c) A hydraulic press

Answer 13

b) A test rig

Question 14

What does the test rig display during load/deflection checks?
a) Time versus temperature
b) Load versus deflection
c) Voltage versus current

Answer 14

b) Load versus deflection

Question 15

What does overheating cause in metals?
a) Increased hardness
b) Improved flexibility
c) Loss of temper strength

Answer 15

c) Loss of temper strength