Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. Same as None of these Less than More than Same as None of these Less than More than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W cos(α + φ) P = W tan(φ - α) P = W tan(α + φ) P = W tan(α - φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α + φ) P = W tan(α - φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves Parallel to its axis Perpendicular to its axis None of these In a circle about its axis Parallel to its axis Perpendicular to its axis None of these In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced primary forces in a reciprocating engine are Balanced completely Not balanced Balanced by secondary forces Balanced partially Balanced completely Not balanced Balanced by secondary forces Balanced partially ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tanα/tan (α +φ) tan (α - φ)/tanα tanα/tan (α - φ) tan (α + φ)/tanα tanα/tan (α +φ) tan (α - φ)/tanα tanα/tan (α - φ) tan (α + φ)/tanα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft depends upon its Mass Mass and stiffness Stiffness and eccentricity Stiffness Mass Mass and stiffness Stiffness and eccentricity Stiffness ANSWER DOWNLOAD EXAMIANS APP