Machine Design Screws used for power transmission should have Low efficiency High efficiency Very fine threads Strong teeth Low efficiency High efficiency Very fine threads Strong teeth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A woodruff key is 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 A tapered key with head at one end All of these Capable of tilting in a recess milled out in the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole) Greater than 30d Between 20d and 30d Less than 20d Equal to inside diameter of pipe Greater than 30d Between 20d and 30d Less than 20d Equal to inside diameter of pipe ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to Completely reversed load Static as well as dynamic load Dynamic load Static load Completely reversed load Static as well as dynamic load Dynamic load Static load ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Rockwell Vickers None of these Brinell Rockwell Vickers None of these Brinell ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cyclic loading, stress concentration is more serious in Brittle as well as ductile materials Brittle materials Ductile materials Elastic materials Brittle as well as ductile materials Brittle materials Ductile materials Elastic materials ANSWER DOWNLOAD EXAMIANS APP
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