## Lakshya Education MCQs

Question: Which of the following property is desirable in parts subjected to shock and impact loads?
Options:
 A. Strength B. Stiffness C. Brittleness D. Toughness

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## More Questions on This Topic :

Question 1. The ratio of driving tensions for flat belts, neglecting centrifugal tension, is (where T₁, and T₂ = Tensions on the tight and slack sides of belt respectively, μ = Coefficient of friction, between the belt and pulley, and θ = Angle of contact)
1.    T₁/T₂ = μθ
2.    log (T₁/T₂) = μθ
3.    T₁/T₂ =eμθ
4.    T₁/T₂ = log μθ
Question 2. A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is
1.    5 N-m
2.    7 N-m
3.    10 N-m
4.    15 N-m
Question 3. A steel containing up to 0.15% carbon is known as
1.    Mild steel
3.    Medium carbon steel
4.    High carbon steel
Question 4. The fatigue life of a part can be improved by
1.    Electroplating
2.    Polishing
3.    Coating
4.    Shot peening
Question 5. An alien bolt is
1.    Self locking bolt
2.    Same as stud
3.    Provided with hexagonal depression in head
4.    Used in high speed components