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 A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ/2 4 τ τ 2 τ τ/2 4 τ τ 2 τ 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 Feather key Wood ruff key Gib-head key Flat saddle key Feather key Wood ruff key Gib-head key ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the screw in a mechanical screw jack rotates, the load kept on the top of it moves None of these Axially upwards or downwards Axially downwards Axially upwards None of these Axially upwards or downwards Axially downwards Axially upwards ANSWER DOWNLOAD EXAMIANS APP
Machine Design 18/8 steel contains 18% chromium and 8% nickel 18% nickel and 8% chromium 18% nickel and 8% vanadium 18% vanadium and 8% nickel 18% chromium and 8% nickel 18% nickel and 8% chromium 18% nickel and 8% vanadium 18% vanadium and 8% nickel ANSWER DOWNLOAD EXAMIANS APP
Machine Design A coupling used to connect two perfectly aligned shafts, is Muff coupling Flange coupling All of these Compression coupling Muff coupling Flange coupling All of these Compression coupling ANSWER DOWNLOAD EXAMIANS APP
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