A block moving horizontally on a smooth surface with a speed of 40 m s-1 splits into two parts with masses in the ratio of 1 : 2. If the smaller part moves at 60 m s-1 in the same direction, then the fractional change in kinetic energy 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?