A.Secondary critical speed effect
B.Primary critical speed effect
C.Unbalanced parts of fan
D.Aerodynamic unbalance
E.Vibration in air
A.A eutectic of iron and iron phosphide
B.A gadget for measuring volume
C.Antimony bearing lead or tin alloy
D.A measure of magnetic induction produced in a material
E.None of these
A.Cast iron
B.Pig iron
C.White iron
D.Wrought iron
E.All have same shock bearing capacity
A.erg/?K
B.kcal/?K
C.W/?K
D.dynes/?K
E.W/m?K
A.Talc
B.Silica flour
C.Saw dust
D.Chalk
A.A dislocation is the linear lattice defect that is responsible for nearly all aspects of the plastic deformation of metals
B.The strain field at the dislocation results in a different intensity
C.The strain field at the dislocation results in a different intensity
D.Dislocations in real crystals are rarely straight lines and rarely lie in a single plane
E.Dislocations in real crystals are generally straight lines which are generally in same plane
A.Machine loading
B.Accounts
C.Stores
D.Quality control
E.Preventive maintenance
A.Above room temperature
B.Above the upper transformation range
C.Above the lower transformation range
D.Below the upper transformation range
E.Below the lower transformation range
A.Is the same as that of velocity
B.Is opposite to the velocity
C.Could be either the same or opposite to velocity
D.Is always in a plane perpendicular to the plane of motion
E.None of the above
A.0
B.1
C.7
D.10
E.14
