NCERT Solutions for Class 11 Science Kinematic 2
Important Board Questions
Kinematic
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Numericals Marks Questions
A ball thrown vertically upwards with a speed of 19.6 ms⁻¹ from the top of a tower returns to the earth in 6s. Find the height of the tower. (g = 9.8 m/ s²)
Share
using s = ut + 1/2at²
-h = 19.6 x 6+1/2 x (-9.8) x 62
h = 58.8