A joint where material is removed from each of the members so that the resulting joint is the thickness of the thickest member is known as

84) The stress at which a material begins to deform plastically is known as

85) Which of the following is the name given to the axis of the cross-section a beam at which the bending stress is zero ?

86) What is the amount of stress induced in a 5 mm steel bar of length 2 m when heated from 20 Degree C to 140 Degre C while it is free to expand ?

87) The maximum energy that can be absorbed per unit volume without creating a permanent distortion is called