Theory of Machine The direction of linear velocity of any point on a link with respect to another point on the same link is None of the listed here At 45° to the link joining the points Parallel to the link joining the points Perpendicular to the link joining the points None of the listed here At 45° to the link joining the points Parallel to the link joining the points Perpendicular to the link joining the points ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotating shafts tend to vibrate violently at whirling speeds because Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds Bearing centre line coincides with the axis The system is unbalanced Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds Bearing centre line coincides with the axis The system is unbalanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by 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 tanα/tan (α - φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Instantaneous center of rotation of a link in a four bar mechanism lies on Left side pivot of this link Can’t occur Right side pivot of this link A point obtained by intersection on extending adjoining links Left side pivot of this link Can’t occur Right side pivot of this link A point obtained by intersection on extending adjoining links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A cam with a roller follower would constitute following type of pair Lower pair Open pair Close pair Higher pair Lower pair Open pair Close pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Roller bearing Needle roller bearing Ball bearing Thrust bearing Roller bearing Needle roller bearing Ball bearing Thrust bearing ANSWER DOWNLOAD EXAMIANS APP