For a 5 kg rocket and a thrust time of 5 s, what thrust makes the rocket reach a height of 871 m?
distance = 1/2 a t^2
871 = 25 a
gravitational force must be overcome
f - g = m a = 5 a
f = 5 a + g
871 = 25 a
gravitational force must be overcome
f - g = m a = 5 a
f = 5 a + g