Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is P F + P F.P F P F + P F.P F ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (8WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K 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 Decreasing the modulus of elasticity of the bar Increasing the length of bar Decreasing the cross-sectional area of the bar All of these Decreasing the modulus of elasticity of the bar Increasing the length of bar Decreasing the cross-sectional area of the bar All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design of the pressure vessel is based on None of these Hoop stress Longitudinal and hoop stress Longitudinal stress None of these Hoop stress Longitudinal and hoop stress Longitudinal stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design When spring index increases, the value of Wahl's stress factor Remains same Increases exponentially Decreases linearly Increases linearly Remains same Increases exponentially Decreases linearly Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to Combined bending and shear stresses All of these Shear stresses Bending stresses Combined bending and shear stresses All of these Shear stresses Bending stresses ANSWER DOWNLOAD EXAMIANS APP
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