A lead ball of specific heat 125 J Kg^(-1) ""^@C^(-1) at 20^@C is dropped from a height of 2 km. It is heated to air resistance and it is assumed that all of its kinetic energy is used increasing the temperature of ball. Final temperature of the ball in ""^@C is _______ times initial temperature of ball in ""^@C ,

A lead ball of specific heat 125 J Kg^(-1) ""^@C^(-1) at 20^@C is drop

1.	A lead ball of specific heat 125 J Kg^(-1) ""^@C^(-1) at 20^@C is dropped from a height of 2 km. It is heated to air resistance and it is assumed that all of its kinetic energy is used increasing the temperature of ball. Final temperature of the ball in ""^@C is _______ times initial temperature of ball in ""^@C ,
Answer» ANSWER :9