There are two identical spherical solid balls of iron alloy touching each other. What would be the gravitational force of attraction between them if the density of the material of the balls is 32π × 105 kg/m3 and the radius of each ball is 1 m? (Take G = 6.67 × 10-11 N·m2/kg2)

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?