Theory of Machine The retardation of a flat faced follower when it has contact at the apex of the nose of a circular arc cam, is given by (where OQ = Distance between the centre of circular flank and centre of nose) ω² × OQ ω² × OQ tanθ ω² × OQ sinθ ω² × OQ cosθ ω² × OQ ω² × OQ tanθ ω² × OQ sinθ ω² × OQ cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have __________ when in motion, it is said to a lower pair. Line or point contact None of these Surface contact Body contact Line or point contact None of these Surface contact Body contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Longitudinal vibrations Transverse vibrations None of these Torsional vibrations Longitudinal vibrations Transverse vibrations None of these Torsional vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be 95 mm Slightly more than 45 mm Slightly less than 45 mm 45 mm 95 mm Slightly more than 45 mm Slightly less than 45 mm 45 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Transmission angle is the angle between Input link and fixed link Output link and coupler Output link and fixed link Input link and coupler Input link and fixed link Output link and coupler Output link and fixed link Input link and coupler ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at An infinite distance on the plane surface The point on the circumference situated vertically opposite to the contact point The center of the disc The point of contact An infinite distance on the plane surface The point on the circumference situated vertically opposite to the contact point The center of the disc The point of contact ANSWER DOWNLOAD EXAMIANS APP
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