Question

NUM5
An object is dropped, the ratio of their heights covered in 1 sec ,2sec, and 3 sec will be
A) 1:2:3
B) 1;4;6
C) 1:4:9
D) 9:4:1​

Answer 1

(c) 1:4:9 is the correct answer

Answer 2

Answer:

c)1:4:9

Explanation:

h=Vit+1/2gt²

for body moving downward Vi=0

FOR t=1

h=0+1/2(10)(1)²

=5m

for t=2

h=20m

for t=3

h=45

h1:h2:h3

5:20:45

1:4:9