A. lower pair
B. higher pair
C. open pair
D. close pair
E. cam pair
Related Mcqs:
- For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimidstroke respectively, is__________________?
A. maximum and zero
B. zero and maximum
C. minimum and maximum
D. zero and minimum
E. maximum and minimum - 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 distance between fixed pivots of crank and followers is________________________?
A. 95 mm
B. slightly less than 95 mm
C. slightly more than 95 mm
D. 45 mm
E. none of the above - A cam mechanism imparts following motion___________________?
A. rotating
B. oscillating
C. reciprocating
D. all of the above
E. none of the above - In its simplest form, a cam mechanism consists of following number of links___________________?
A. 1
B. 2
C. 3
D. 4
E. none - The pressure angle of a cam depends upon___________________?
A. offset between centre lines of cam and follower
B. lift of follower
C. angle of ascent
D. sum of radii of base circle and roller follower
E. all of the above - Angle of ascent of cam is defined as the angle___________________?
A. during which the follower returns to its initial position
B. of rotation of the cam for a definite displacement of the follower
C. through which the cam rotates during the period in which the follower remains in highest position
D. moved by the cam from the instant the follower begins to rise, till it reaches its highest position
E. moved by the cam from beginning oi ascent to the termination of descent - Angle of action of cam is defined as the angle ____________________?
A. during which the follower returns to its initial position
B. of rotation of the cam for a definite displacement of the follower
C. through which the cam rotates during the period in which the follower remains in the highest position
D. moved by the cam from the instant the follower begins to rise, till it reaches its highest position
E. moved by the cam from beginning of ascent to the termination of descent - Cam angle is defined as the angle_________________?
A. during which the follower returns to its initial position
B. of rotation of the cam for a definite displacement of the follower
C. through which, the cam rotates during the period in which the follower remains in the highest position
D. moved by the cam from the instant the follower begins to rise, till it reaches its highest position
E. moved by the can from beginning of i ascent to the termination of descent - Angle of descent of cam is defined as the angle__________________?
A. during which the follower returns to its initial position
B. of rotation of the cam for a definite displacement of the follower
C. through which the cam rotates during the period in which the follower remains in the highest position
D. moved by the cam from the instant the follower begins to rise, till it reaches its highest position
E. moved by the cam from beginning of ascent to the termination of descent - The maximum value of the pressure angle in case of cam is kept as________________?
A. 10°
B. 14°
C. 20°
D. 30°
E. 25°.
