A disc is rolling without slipping on a horizontal surface. The radius of the disc is R. At t = 0, the topmost point on the disc is A. When the disc completes half of its rotation, the displacement of point A from its initial position is:

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Which of the following events is considered the first major peasant uprising against the British in India?

Who led the Non-Cooperation Movement in India?