Machine Design Questions & Answers

The questions cover following areas of Machine Design

  • Design for static loading
  • Design for dynamic loading
  • Design of BRAKES, BELTS, BEARINGS, CAMS, CLUTCHES, COUPLINGS, FLYWHEELS, GEARS, GEAR BOXES, JOINTS, JIGS & FIXTURES, LIVERS, MOULDS, PRESS TOOLS, PULLEYS, KEYS, SHAFTS, SPRINGS etc.

1.Maximum principle or normal stress theory also known as

Rankine’s Theory

2.Maximum shear stress theory also known as

Guest’s or Tresca’s or Coulomb’s Theory

3.Maximum principle or normal strain theory also known as

Saint Venant Theory

4.Maximum strain energy theory also known as

Haigh’s Theory

5.Maximum distortion energy theory also known as

Hencky and Von Mises Theory

6.Maximum principle or normal stress theory is used for

Brittle Materials

7.Maximum shear stress theory is used for

Ductile Materials

8.How bearings are classified based on the type of contact?

Rolling contact bearings, Sliding contact bearings

9.The shaft is generally subjected to

Torsion, Bending moment, Axial force

10.How bearings are classified based on direction of force acting on them?

Radial bearings, Thrust bearings

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