13057. The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by September 13, 2025 by Admin ω2(r1 – r2)(1 – cos2θ) ω2(r1 + r2)(1 + cos2θ) ω2(r1 + r2) ω2(r1 – r2)(1 – sin2 θ ✅ The correct answer is option C.