A rectangular section has a base width of 200 mm and a height of 300 mm. A circular hole of diameter 150 mm is removed from its top center, with the center of the circle lying on the top edge of the rectangle. Locate the centroid of the net remaining section with respect to the base AB.

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?