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## Quiz on Ultimate and Allowable Stress; Factor of Safety Worksheet 17Quiz Book Download

Ultimate and Allowable Stress; Factor of Safety Quiz

MCQ: Ability of material to deform under tensile stress is called

1. Ductility
2. Brittleness
3. Yielding
4. Deterioration

A

Ultimate and Allowable Stress; Factor of Safety Quiz

MCQ: A material which breaks without deformation when stress is applied called

1. Ductile Material
2. Brittle material
3. Composite
4. Polymer

B

Ultimate and Allowable Stress; Factor of Safety Quiz

MCQ: Stress at which material begin to deform plastically called

1. Normal Stress
2. Shear Stress
3. Yield stress
4. Safety Stress

C

Ultimate and Allowable Stress; Factor of Safety Quiz

MCQ: Cross-section of circular shaft remains plane and undistorted because circular shaft is

1. not symmetric
2. axisymmetric
3. Asymmetric
4. None of these

B

Ultimate and Allowable Stress; Factor of Safety Quiz

MCQ: If Φ is twist corresponds to loading phase and Φ' is twist corresponds to unloading phase then permanent twist is equal to

1. Φ' - Φ
2. Φ - Φ'/2
3. Φ - Φ'
4. Φ' - Φ/3

C