## Lakshya Education MCQs

Question: The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by
Options:
 A. ω². (r₁ r₂). (1 - cos² θ) B. ω². (r₁ + r₂). (1 + cos² θ) C. ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] D. ω². (r₁ - r₂). (1 - sin² θ)

Earn Reward Points by submitting Detailed Explaination for this Question

## More Questions on This Topic :

Question 1. The pressure angle of a cam depends upon
1.     Offset between center lines of cam and follower
2.     Lift of follower
3.     Angle of ascent
4.     All of the above
Question 2. The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by
1.     ω² R cosθ
2.     ω² (R - r₁) cosθ
3.     ω² (R - r₁) sinθ
4.     ω² r₁ sinθ
Question 3. The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by
1.     ω². (r₁ r₂). (1 - cos² θ)
2.     ω². (r₁ + r₂). (1 + cos² θ)
3.     ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ]
4.     ω². (r₁ - r₂). (1 - sin² θ)
Question 4. Sense of tangential acceleration of a link
1.     Is same as that of velocity
2.     Is opposite to that of velocity
3.     Could be either same or opposite to velocity
4.     Is perpendicular to that of velocity
Question 5. When a point moves along a straight line, its acceleration will have