Machine Design Ball bearing type screws are found in following application Steering mechanism Aeroplane engines Screw jack Crane Steering mechanism Aeroplane engines Screw jack Crane ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is The angle between the tangent to the pitch helix and the plane of rotation None of these Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and an element of the cylinder The angle between the tangent to the pitch helix and the plane of rotation None of these Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and an element of the cylinder ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for Reducing stress concentration Fullering and caulking Ease of manufacture Safety Reducing stress concentration Fullering and caulking Ease of manufacture Safety ANSWER DOWNLOAD EXAMIANS APP
Machine Design For unequal width of butt straps, the thicknesses of butt straps are 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside 0.625 t for both the straps on the inside and outside 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside 0.75 t for both the straps on the inside and outside 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside 0.625 t for both the straps on the inside and outside 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside 0.75 t for both the straps on the inside and outside 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) Less than 20d Greater than 30d Equal to inside diameter of pipe Between 20d and 30d Less than 20d Greater than 30d Equal to inside diameter of pipe Between 20d and 30d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The difference between the upper limit and lower limit of a dimension is called Actual size Tolerance Basic size Nominal size Actual size Tolerance Basic size Nominal size ANSWER DOWNLOAD EXAMIANS APP
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