Theory of Machine Open pairs are those which have Two elements that permit relative motion Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Elements of pairs not held together mechanically ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is At 45° to PO Along PO Perpendicular to PO None of the listed here At 45° to PO Along PO Perpendicular to PO None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism is an assemblage of All of these Two links Three links Four or more than four links All of these Two links Three links Four or more than four links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The sensitiveness of the governor _____ as the speed range decreases. None of the listed here Increases Decreases Remains unaffected None of the listed here Increases Decreases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of 2.22 mm 3.0 mm 2 mm 2.50 mm 2.22 mm 3.0 mm 2 mm 2.50 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Whitworth quick return motion mechanism is formed in a slider crank chain when the Coupler link is fixed Longest link is a fixed link Slider is a fixed link Smallest link is a fixed link Coupler link is fixed Longest link is a fixed link Slider is a fixed link Smallest link is a fixed link ANSWER DOWNLOAD EXAMIANS APP
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