A disc is under pure rolling motion on a horizontal surface. The speed of the topmost point at an instant is 5m/s w.r.t the centre of the disc. What is the velocity of the centremost point? The radius of the disc is 10cm.
A. 5m/s
B. 0m/s
C. 2.5m/s
D. 2m/s
Answer:A
A disc is under pure rolling motion on a horizontal surface. The speed of the topmost point at an instant is 5m/s w.r.t the centre of the disc. What is the velocity of the centremost point? The radius of the disc is 10cm.
A. 5m/s B. 0m/s C. 2.5m/s D. 2m/s