Two particles of same mass are projected simultaneously with same speed 20ms^(-1) from the top of a tower of height 20m. One is projected vertically upwards and other projected horizontally. The maximum height attained by centre of mass from the ground will be (g=10ms^(-2))

Two particles of same mass are projected simultaneously with same spee

1.	Two particles of same mass are projected simultaneously with same speed 20ms^(-1) from the top of a tower of height 20m. One is projected vertically upwards and other projected horizontally. The maximum height attained by centre of mass from the ground will be (g=10ms^(-2))
Answer» `10sqrt(2)m` `25M` `25sqrt(2)m` `5M` ANSWER :B