Q. The tangential velocity of the water element having a free vortex is (Solved)
1. Directly proportional to its distance from the centre
2. Inversely proportional to its distance from the centre
3. Directly proportional to its (distance) 2 from the centre
4. Inversely proportional to its (distance) 2 from the centre
- b. Inversely proportional to its distance from the centre