Theory of Machine The natural frequency of free transverse vibrations due to a point load acting over a simply supported shaft is equal to (where δ = Static deflection of a simply supported shaft due to the point load) 0.571/√δ 0.5615/√δ 0.6253/√δ 0.4985/√δ 0.571/√δ 0.5615/√δ 0.6253/√δ 0.4985/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a mechanism, the fixed instantaneous centers are those centers which Remain in the same place for all configurations of the mechanism Vary with the configuration of the mechanism Moves as the mechanism moves, but joints are of permanent nature None of the listed here Remain in the same place for all configurations of the mechanism Vary with the configuration of the mechanism Moves as the mechanism moves, but joints are of permanent nature None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Angular velocity of journal Radius of journal Magnitude of the forces on journal Clearance between journal and bearing Angular velocity of journal Radius of journal Magnitude of the forces on journal Clearance between journal and bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a disc or plate clutch is same as that of Conical pivot bearing Truncated conical pivot bearing Flat collar bearing Flat pivot bearing Conical pivot bearing Truncated conical pivot bearing Flat collar bearing Flat pivot bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In full depth involute system, the smallest number of teeth in a pinion which meshes with rack without interference is 25 12 16 32 25 12 16 32 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W tan(α + φ) P = W cos(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W tan(α + φ) P = W cos(α + φ) P = W tan(α - φ) P = W tan(φ - α) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS