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.σt (p - d) t.σt p.t.σt p.d.σt (p - d) t.σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Allen bolts are Self locking bolts Designed for shock load Provided with hexagonal depression in head Used in aircraft application Self locking bolts Designed for shock load Provided with hexagonal depression in head Used in aircraft application ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 45° - φ/2 45° - φ 45° + φ/2 90° - φ 45° - φ/2 45° - φ 45° + φ/2 90° - φ ANSWER DOWNLOAD EXAMIANS APP
Machine Design The algebraic difference between the maximum limit and the basic size is called Upper deviation Mean deviation Lower deviation Actual deviation Upper deviation Mean deviation Lower deviation Actual deviation ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Flat saddle key Wood ruff key Gib-head key Feather key Flat saddle key Wood ruff key Gib-head key Feather key ANSWER DOWNLOAD EXAMIANS APP
Machine Design For unequal width of butt straps, the thicknesses of butt straps are 0.625 t for both the straps on the inside and outside 0.75 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 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 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 wide strap on the inside and 0.625 t for narrow strap on the outside ANSWER DOWNLOAD EXAMIANS APP
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