Question

a stone is thrown vertically upwards with a velocity of 8 metre per second and it stops after 4 seconds identify whether it is acceleration or deceleration and calculate it​

Answer 1

Answer:

Answer

Open in answr app

Initial velocity of the stone, u = ?

Final velocity of stone, v = 0

Acceleration due to gravity, g=−9.8m/s2

Time, t = 3 sec

Using relation, v = u + gt

0=u−9.8×3

u = 29.4 m/s

Answer 2

Answer:

hjbcgtrurdufifufockcjxyeyck cg

Explanation:

fogyoyogovkvkcjxyxlb