Angle of ascent of cam is defined as the angle___________________?

Related Mcqs:

1. 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

2. 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

3. Angle of dwell of cam is defined as the angle________________?

   A. during which the follower returns to its initial position
   B. of rotation of the cam for definite dis¬placement 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 a beginning of ascent to the termination of descent

4. 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

5. For the same lift and same angle of ascent, a smaller base circle will give_______________?

   A. a small value of pressure angle
   B. a large value of pressure angle
   C. there is no such relation with pressure angle
   D. something else
   E. none of the above is true

6. 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

7. The maximum value of the pressure angle in case of cam is kept as________________?

   A. 10°
   B. 14°
   C. 20°
   D. 30°
   E. 25°.

8. 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

9. A cam mechanism imparts following motion___________________?

   A. rotating
   B. oscillating
   C. reciprocating
   D. all of the above
   E. none of the above

10. A circle passing through the pitch point with its center at the center of cam axis is known as___________________?

    A. pitch circle
    B. base circle
    C. prime circle
    D. outer circle
    E. cam circle