A ball is moving to and fro about the lowest point ðī of a smooth hemispherical bowl. If it is able to rise up to a height of 20 ðð on either side of ðī, its speed at ðī must be (ðððð ð = 10 ð/ð 2 , mass of the body 5 ð)

A ball is moving to and fro about the lowest point ðī of a smooth hemispherical bowl. If it is able to rise up to a height of 20 ðð on either side of ðī, its speed at ðī must be (ðððð ð = 10 ð/ð 2 , mass of the body 5 ð)

Question : A ball is moving to and fro about the lowest point ðī of a smooth hemispherical bowl. If it is able to rise up to a height of 20 ðð on either side of ðī, its speed at ðī must be (ðððð ð = 10 ð/ð 2 , mass of the body 5 ð)