Machine Design Which of the following spring is used in mechanical wrist watch? Torsion spring Spiral spring Belleville spring Helical compression spring Torsion spring Spiral spring Belleville spring Helical compression spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of pressure vessels having open ends, the fluid pressure induces Circumferential stress Shear stress Longitudinal stress None of these Circumferential stress Shear stress Longitudinal stress None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Rankine Gordon formula for buckling is valid for Very long column Short and long column Long column Short column Very long column Short and long column Long column Short column ANSWER DOWNLOAD EXAMIANS APP
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.t.σt (p - d) t.σt p.d.σt p.t.σt (p - d) t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by Increasing the length of bar Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar All of these Increasing the length of bar Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is a permanent fastening? Bolts Cotters Rivets Keys Bolts Cotters Rivets Keys ANSWER DOWNLOAD EXAMIANS APP
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