Question

Physics
Chemistry
Mathematics
Q. 11 Single Choice
A particle is projected vertically upward and moves freely under gravity. If the distance travelled by the particle in the 4th second
of its motion is twice of that in the 5th second, then the speed of projection is [g = 10 m/s]

a)60 m/s
b) 70 m/s
c)40 m/s

d)55 m/s​

Answer 1

Answer:

40 m/s is the answer HOPE IG HELPS