Machine Design In hydrostatic bearings The oil film is maintained by supplying oil under pressure Grease is used for lubrication Do not require external supply of lubricant The Oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease is used for lubrication Do not require external supply of lubricant The Oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for Fullering and caulking Reducing stress concentration Safety Ease of manufacture Fullering and caulking Reducing stress concentration Safety Ease of manufacture ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle in unified of American National threads is 47° 55° 29° 60° 47° 55° 29° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 45 to 60% 80 to 90% 70 to 83% 63 to 70% 45 to 60% 80 to 90% 70 to 83% 63 to 70% ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation? Tangent key Woodruff key Feather key Gib-head key Tangent key Woodruff key Feather key Gib-head key 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 Static as well as dynamic load Dynamic load Completely reversed load Static load Static as well as dynamic load Dynamic load Completely reversed load Static load ANSWER DOWNLOAD EXAMIANS APP
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