Machine Design The maximum efficiency of a square threaded screw is (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 - sinφ)/ (1 + sinφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 - sinφ)/ (1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is More than 400 300 to 320 420 to 450 340 to 360 More than 400 300 to 320 420 to 450 340 to 360 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt Is provided with pointed threads Has a head on one end and a nut fitted to the other Has both the ends threaded Has head at one end and other end fits into a tapped hole in the other part to be joined Is provided with pointed threads Has a head on one end and a nut fitted to the other Has both the ends threaded Has head at one end and other end fits into a tapped hole in the other part to be joined ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two non-parallel or intersecting but coplanar shafts are connected by gears, the arrangement is known as, Worm gearing Bevel gearing None of these Helical gearing Worm gearing Bevel gearing None of these Helical gearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design A transmission shaft includes Line shaft Over head shaft All of these Counter shaft Line shaft Over head shaft All of these Counter shaft ANSWER DOWNLOAD EXAMIANS APP