Machine Design A tap bolt Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has a head on one end and a nut fitted to the other Has pointed threads Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has a head on one end and a nut fitted to the other Has pointed threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design A woodruff key is A tapered key with head at one end All of these Capable of tilting in a recess milled out in the shaft Fitted in pairs at right angles A tapered key with head at one end All of these Capable of tilting in a recess milled out in the shaft Fitted in pairs at right angles ANSWER DOWNLOAD EXAMIANS APP
Machine Design Machine screws are Slotted for a screw driver and generally used with a nut Similar to stud Used to prevent relative motion between two parts Similar to small size tap bolts except that a greater variety of shapes of heads are available Slotted for a screw driver and generally used with a nut Similar to stud Used to prevent relative motion between two parts Similar to small size tap bolts except that a greater variety of shapes of heads are available ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Low starting and low running friction except at very high speeds All of these Small overall dimensions Accuracy of shaft alignment Low starting and low running friction except at very high speeds All of these Small overall dimensions Accuracy of shaft alignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited NPT (national pipe threads). Square Metric Buttress NPT (national pipe threads). Square Metric Buttress ANSWER DOWNLOAD EXAMIANS APP