Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. Smaller Greater None of these Medium Smaller Greater None of these Medium ANSWER DOWNLOAD EXAMIANS APP
Machine Design Aircraft body is usually fabricated by Pre-casting Welding Riveting Casting Pre-casting Welding Riveting Casting 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 2 τ τ τ/2 4 τ 2 τ τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. Double One-eighth One-fourth One-half Double One-eighth One-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length) 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n ANSWER DOWNLOAD EXAMIANS APP
Machine Design A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for the shell material, then thickness of shell is equal to pd/σt pd/4σt pd/3σt pd/2σt pd/σt pd/4σt pd/3σt pd/2σt ANSWER DOWNLOAD EXAMIANS APP
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