Theory of Machine The sense of Coriolis component is such that it Leads the sliding velocity vector by 180° Lags the sliding velocity vector by 90° Is along the sliding velocity vector Leads the sliding velocity vector by 90° Leads the sliding velocity vector by 180° Lags the sliding velocity vector by 90° Is along the sliding velocity vector Leads the sliding velocity vector by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 α = 90° + φ α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 α = 90° + φ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sense of tangential acceleration of a link Is perpendicular to that of velocity Is opposite to that of velocity Could be either same or opposite to velocity Is same as that of velocity Is perpendicular to that of velocity Is opposite to that of velocity Could be either same or opposite to velocity Is same as that of velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In geometric progression In arithmetic progression Constant In logarithmic progression In geometric progression In arithmetic progression Constant In logarithmic progression ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of motion for a single degree of freedom system with viscous damping is 4(dx²/dt²) + 9(dx/dt) + 16x. The damping ratio of the system is 44082 9/128 30195 44090 44082 9/128 30195 44090 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four bar chain or quadric cycle chain Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair One is a turning pair and three are sliding pairs Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair One is a turning pair and three are sliding pairs ANSWER DOWNLOAD EXAMIANS APP
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