Machine Design A bolt is designed on the basis of __________ with a large factor of safety. Direct shear stress Direct bending stress Direct compressive stress Direct tensile stress Direct shear stress Direct bending stress Direct compressive stress Direct tensile stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm) d = 6√t d = √t d = 1.6√t d = 2√t d = 6√t d = √t d = 1.6√t d = 2√t ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Either A or B Permanent None of these Temporary Either A or B Permanent None of these Temporary ANSWER DOWNLOAD EXAMIANS APP
Machine Design A self locking screw has Course threads Coefficient of friction is greater than tangent of load angle Hole for inserting split pin Fine threads Course threads Coefficient of friction is greater than tangent of load angle Hole for inserting split pin Fine threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of a riveted joint is equal to Tearing strength of plate (Pt) Shearing strength of rivet (Ps) Least value of Pt Ps and Pc Crushing strength of rivet (Pc) Tearing strength of plate (Pt) Shearing strength of rivet (Ps) Least value of Pt Ps and Pc Crushing strength of rivet (Pc) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to avoid tearing of the plate at edge, the distance from the center line of the rivet hole to the nearest edge of the plate in terms of dia. of rivet d should be equal to 1.5 d 1.25 d 1 d 1.75 d 1.5 d 1.25 d 1 d 1.75 d ANSWER DOWNLOAD EXAMIANS APP