Machine Design
Which of the following statement is correct, for two shafts connected in parallel?

Torque in each shaft is the same
Angle of twist of each shaft is the same
Shear stress in each shaft is the same
Torsional stiffness of each shaft is the same

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Machine Design
The plasticity is the property of a material which enables it to

Resist fracture due to high impact loads
Retain deformation produced under load permanently
Regain its original shape after deformation when the external forces are removed
Draw into wires by the application of a tensile force

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