Machine Design Stress concentration is caused due to Pitting at points or areas at which loads on a member are applied Abrupt change of section All of these Variation in properties of material from point to point in a member Pitting at points or areas at which loads on a member are applied Abrupt change of section All of these Variation in properties of material from point to point in a member ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a hole of diameter ‘d’ is punched in a metal of thickness 't', then the force required to punch a hole is equal to (where τu = Ultimate shear strength of the material of the plate) πd.t.τu t.τu π/4 × d².τu π/4 × d² × tτu πd.t.τu t.τu π/4 × d².τu π/4 × d² × tτu ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of the pulley for rope drive is usually 60° 20° 35° 45° 60° 20° 35° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to permit the thermal expansion/contraction of tubing, it should be Bent Flared Crimped Honed Bent Flared Crimped Honed ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis equation is applied To weaker of the pinion or gear Only to the pinion To stronger of the pinion or gear Only to the gear To weaker of the pinion or gear Only to the pinion To stronger of the pinion or gear Only to the gear ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing. Fully None of these Either A or B Partially Fully None of these Either A or B Partially ANSWER DOWNLOAD EXAMIANS APP