Higher pairs are those which have_________________? A. point or line contact between the two elements when in motion B. surface contact between the two ele-ments when in motion C. elements of pairs not held together mechanically D. two elements that…
A cam with a roller follower would con stitute following type of pair______________? A. lower pairB. higher pair C. open pair D. close pair E. cam pair
“Open pairs are those which have__________________? A. point or line contact between the two elements when in motion B. surface contact between the two ele-ments when in motionC. elements of pairs not held together mechanically D. two elements that permit…
Hart mechanism has________________? A. eight linksB. six links C. four links D. twelve links E. five links
The main disadvantage of the sliding pair is that it is_________________? A. bulky B. wears rapidly C. difficult to manufactureD. A. and B. above E. A. and C. above
An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has___________________? A. 2 links B. 3 linksC. 4 links D. 5…
In its simplest form, a cam mechanism consists of following number of links___________________? A. 1 B. 2C. 3 D. 4 E. none
In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links_________________? A. will remain same B. will change C. could change or remain unaltered depending oh which…
In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is _______________? A. equal to sum of other two B. greater than sum of other twoC. less than sum…
Kinematic pairs are those which have___________________? A. two elements held together mechani-callyB. two elements having relative motion C. two elements having Coroili’s com-ponent D. minimum of two instantaneous centres E. all of the above