Question

Choose the wrong statement.

• A. When a material undergoes tensile stress, the restoring forces are caused by interatomic attraction while under compressional stress, the restoring force is due to interatomic repulsion.
• B. The stretching of a coil is determined by its shear modulus.
• C. Rubber is more elastic than steel.
• D. Shearing stress plays an important role in the buckling of shafts.

Answer 1

Answer: (C)

Steel is more elastic than rubber.
All other statements are correct.