Question

If a particle is fired vertically upwards from the surface of earth and reaches a height of 6400 km, the initial velocity of the particle is assume R =6400 km and g = 10 ms?)
A) 4 km/sec
B) 2 km/sec
[C] 8 km/sec
[D] 26 km/sec​

Answer 1

Answer:

A particle is fired vertically upwards from the surface of earth and reaches a height 6400 km. Find the initial velocity of the particle if R= 6400 km and g at the surface of earth is 10 m/s^2. FINAL ANSWER IS :- 8km/s.