The chain used in motor cycles is generally
A.Silent type
B.Pintle type
C.Ewast type
D.Bush roller type
E.Double roller type
Category: Machine Design Mcqs
Maximum principal stress theory is applicable for
A.Elastic materials
B.Plastic materials
C.Ductile materials
D.Brittle materials
E.None of the above
In case of brittle material the theory of elastic failure generally applied is
A.Maximum principal stress theory
B.Maximum shear stress theory
C.Maximum strain theory
D.Maximum total strain energy theory
E.Distortion energy theory
Commonly adopted material for rivets in
A.Mild steel
B.Cast iron
C.Wrought iron
D.Malleable iron
E.None of the above
The phenomenon of eloggation and contraction of the belt is known as
A.Slip
B.Creep
C.Fatigue
D.Elasticity
E.Plasticity
While designing for screw threads care should be taken to provide adequate length of engagement for the screw and nut threads so as to prevent failure of threads in
A.Tension
B.Compression
C.Torque
D.Shear
E.None of the above
Monel metal is
A.Aluminium Copper alloy
B.Aluminium Silver alloy
C.Copper Nickel alloy
D.Nickel-Chromium alloy
E.Chromium – Molybdenum alloy
The cam used for high speed engines is
A.Involute
B.Tangent
C.Cycloidal
D.Uniform acceleration
E.Flat
The approximate value of allowable stress for carbon steel under static loading (in kg/cm2) is
A.500-1000
B.4000-7500
C.10000-15000
D.15000-20000
E.20000-25000
