Theory of Machine Cross head and guides form a Lower pair Higher pair Turning pair Sliding pair Lower pair Higher pair Turning pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Torsional vibrations Longitudinal vibrations None of these Transverse vibrations Torsional vibrations Longitudinal vibrations None of these Transverse vibrations 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 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) P = W tan(α - φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the Base circle Pitch curve Pitch circle Prime circle Base circle Pitch curve Pitch circle Prime circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that None of these Both governors A and B are equally sensitive Governor A is more sensitive than governor B Governor B is more sensitive than governor A None of these Both governors A and B are equally sensitive Governor A is more sensitive than governor B Governor B is more sensitive than governor A ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Zero Less than unity Greater than unity Equal to unity Zero Less than unity Greater than unity Equal to unity ANSWER DOWNLOAD EXAMIANS APP
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