UPSC NDA I 2023 General Ability Solved Paper

A sphere of volume V is made of a material with lower density than water. While on Earth, it floats on water with its volume f1V(f1<1) submerged. On the other hand, on a spaceship accelerating with acceleration a<g ( g is the acceleration due to gravity on Earth) in outer space, its submerged volume in water is f2V. Then :