Theory of Machine The periodic time is given by (where ω = Angular velocity of the particle in rad/s) 2π/ω ω/2π π/ω ω × 2π 2π/ω ω/2π π/ω ω × 2π ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The method of obtaining different mechanisms by fixing in turn different links in a kinematic chain, is known as Inversion Machine Structure Compound mechanism Inversion Machine Structure Compound mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of energy to the work-done per cycle is called Fluctuation of energy Maximum fluctuation of energy Coefficient of fluctuation of energy None of these Fluctuation of energy Maximum fluctuation of energy Coefficient of fluctuation of energy None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Hammer blow Varies inversely with the square of the speed Varies as the square root of the speed Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies inversely with the square of the speed Varies as the square root of the speed Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses 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(φ - α) 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) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Equal to Directly proportional to Inversely proportional to Independent of Equal to Directly proportional to Inversely proportional to Independent of ANSWER DOWNLOAD EXAMIANS APP
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