- A string is wrapped around a stationary hollow cylinder of radius 40 cm and mass 3 kg and being pulled by apply a tangential force of 30N to rotate the cylinder about its geometrical axis. Find the produced angular acceleration.
Answers
Answered by
1
Answer:
α = 25 rad/s²
Explanation:
Torque about centre line of cylinder
= F×R = Iα
= 30 × 0.4 Nm
I = MR²
angular acceleration (α)
= F / MR²
= 30 × 0.4 / 3 × (0.4)²
= 25 rad/s²
..hope it helps..
Similar questions