Question

An object is projected vertically upward with a velocity of 98 metre per second. Find height when speed is half of its value. ​

Answer 1

Answer:

Explanation:

a=-9.8 ms-2

u=98 ms-1

v=49 ms-1

$v^{2} =u^{2}+2aS$

98*98=49*49-19.6S

S=367.5 m