Question

a balloon starts rising from he ground with an acceleration of 2m/s^2 after 5 seconds a stone is released from the balloon. find the time taken by the stone to reach the ground after its release and total height attained by balloon when stone reaches the ground. (g=10m/sec^2)

Original answers please!!!!!!!!

Answer 1

Answer:

BALLOON

u=0 a=2 t=5

h= ut +1/2at^2

0 + 1/2 × 2×5×5

h= 25 m

STONE

u=0 h=25 g=10

h = ut + 1/2 gt^2

25= 0 + 1/2× 10 × t^2

t^2 = 25×2/10

t = root 5