In a cam – follower mechanism, the follower needs to rise through 20 mm during 60° of cam rotation the first 30° with a constant acceleration and then with a deceleration of the same magnitude. The initial and final speeds of the follower are zero. The cam rotates at a uniform speed of 300 rpm. The maximum speed of the follower is

In a cam – follower mechanism, the follower needs to rise through 20

1.	In a cam – follower mechanism, the follower needs to rise through 20 mm during 60° of cam rotation the first 30° with a constant acceleration and then with a deceleration of the same magnitude. The initial and final speeds of the follower are zero. The cam rotates at a uniform speed of 300 rpm. The maximum speed of the follower is
A.	0.60 m/s
B.	1.20 m/s
C.	1.68 m/s
D.	2.40 m/s
Answer» C. 1.68 m/s

Discussion

No Comment Found

Related MCQs

For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is
In a cam and follower mechanism, cam is a
A flat-faced follower is driven using a circular eccentric cam rotating at a constant angular velocity ω. At time t = 0, the vertical position of the follower is y(0) = 0, and the system is in the configuration shown below.The vertical position of the follower face, y(t) is given by
A cam displaces its follower by 20 mm through simple harmonic motion (SHM). The cam is rotating at 15 RPM and its angle of rise is 90°. The time period of the SHM will be
An offset provided in radial cam-translating-follower mechanism serves to
Consider the following statements regarding radial cam nomenclature:1. Motion of the trace point describes movement of the follower2. The curve generated by the locus of trace point is called cam profile3. Actual working curve of cam is called pitch curve4. Smallest circle that can be drawn tangential to cam profile is called base circleWhich of these statements are correct?
A cam is a mechanical member used to impart a desired motion to a follower by direct contact. Which one of the under-listed follower motion types will produce the least jerk to the system?
Consider a circular cam with a flat face follower as shown in the figure below. The cam is rotated in the plane of the paper about point P lying 5 mm away from its centre. The radius of the cam is 20mm. The distance (in mm) between the highest and the lowest positions of the flat face follower is
For the follower with stroke S, following the cycloidal motion, the radius of the rolling circle will be
In a plate cam mechanism with reciprocating roller follower, the follower has a constant acceleration in the case of

Discussion

No Comment Found

Related MCQs

Reply to Comment