MECH FEST

If an isometric drawing is made use of isometric scale then the drawings are called __________

• Isometric projection
  

• Isometric view
  

• Isometric perception
  

• Orthographic view

If an isometric projection is drawn with true measurements but not with isometric scale then the drawings are called ____________

• Isometric projection
  

• Isometric view
  

• Isometric perception
  

• Orthographic view

A plane is held parallel to horizontal plane in which view we can watch drawing on that plane?

• Top view
  

• Front view
  

• Back view
  

• Side view

Heat does not spontaneously flow from a colder body to a hotter one. Which of the following thermodynamics law states this?

• a) Zeroth law of thermodynamics
  

• b) First law of thermodynamics
  

• c) Second law of thermodynamics
  

• d) Third law of thermodynamics

Stress, like pressure, is always perpendicular to a plane. True or False?
a) True
b) False

• True
  

• False

What is tensile stress?

• The ratio of original length to the change in length
  

• The ratio of change in length to the tensile force applied
  

• The ratio of tensile force to the change in length
  

• The ratio of change in length to the original length

What is the factor of safety?

• The ratio of stress to strain
  

• The ratio of ultimate stress to the permissible stress
  

• The ratio of permissible stress to the ultimate stress
  

• The ratio of longitudinal strain to stress

What is the bending moment at end supports of a simply supported beam?

• Maximum
  

• Minimum
  

• Zero
  

• Uniform

During a tensile test on a ductile material ____________

• Nominal stress at fracture is higher than the ultimate stress
  

• True stress at fracture is higher than the ultimate stress
  

• True stress a fracture is the same as the ultimate stress
  

• None of the mentioned

Which law states the when a number of loads are acting on a body, the resulting strain, according to principle of superposition, will be the algebraic sum of strains caused by individual loads?

• Hooke’s law
  

• Principle of superposition
  

• Lami's theorem
  

• Strain law