Theory of Machine Davis steering gear consists of Rolling pairs Higher pairs Turning pairs Sliding pairs Rolling pairs Higher pairs Turning pairs Sliding pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a mechanism, the fixed instantaneous centers are those centers which Vary with the configuration of the mechanism None of the listed here Remain in the same place for all configurations of the mechanism Moves as the mechanism moves, but joints are of permanent nature Vary with the configuration of the mechanism None of the listed here Remain in the same place for all configurations of the mechanism Moves as the mechanism moves, but joints are of permanent nature ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism consisting of three turning pairs and one sliding pair, is called a Single slider crank chain Crank and slotted lever quick return motion mechanism All of these Whitworth quick return motion mechanism Single slider crank chain Crank and slotted lever quick return motion mechanism All of these Whitworth quick return motion mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pair is known as a higher pair, when the relative motion between the elements of a pair is Sliding only Turning only Partly turning and partly sliding Rolling only Sliding only Turning only Partly turning and partly sliding Rolling only 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 = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Above the critical speed None of these Below the critical speed Near the critical speed Above the critical speed None of these Below the critical speed Near the critical speed ANSWER DOWNLOAD EXAMIANS APP
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