A solid tied at the end of a string is revolved in vertical. At what point the tension in the string will be the greatest?


#1

A solid tied at the end of a string is revolved in vertical. At what point the tension in the string will be the greatest?


#2

|155x200

The tension in the string will be maximum at the lowest point.

At the lowest point, weight of the body (mg) will be vertically downward, tension in the string will be vertically upward and centripetal force will be towards the centre.

i.e.

|200x63

|200x79