Machine Design The surface finish factor for a mirror polished material is 0.85 0.45 0.65 1 0.85 0.45 0.65 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits in a key way of the hub and is flat on the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Buttress Acme Square Metric Buttress Acme Square Metric ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resultant axial load on a bolt depends upon All of these External load applied Relative elastic yielding of the bolt and the connected members Initial tension due to tightening of the bolt All of these External load applied Relative elastic yielding of the bolt and the connected members Initial tension due to tightening of the bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material) (p - d) t.σt p.d.σt p.t.σt (p - d) t.σt p.d.σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation 151 d 124 d 168 d 138 d 151 d 124 d 168 d 138 d ANSWER DOWNLOAD EXAMIANS APP