56m / 7m/s = 8s
so, how far does it fall in 8 seconds?
An object projected horizontally from the top of a cliff with a velocity of 7 metre per second and land on the ground level a point 56m from the base of the cliff calculate the height of the cliff
3 answers
The formula is h=ut+1/2gtsqare,so we are gonna fix the parameters
h=0×8+1/2×10×8sqare
h=0+1/2×10×64
h=5×64
h=320m
h=0×8+1/2×10×8sqare
h=0+1/2×10×64
h=5×64
h=320m
H=320m
1 answer