Question

5.
A bullet moving with a velocity of 200 cm/s penetrates a
wooden block and comes to rest after traversing 4 cm in-
side it. What velocity is needed for traversing a distance of
6 cm in the same block -
(1) 104.3 cm/s (2) 136.2 cm/s
(3) 244.9 cm/s
(4) 272.7 cm/s​

Answer 1

hlo mate

here is your answer

using

v^2-u^2=2as

v=0

u=200

40000=2*4*a

5000=a

s=9

then

u=0

v=?

a=5000

so

v^2=2*5000*9

v=300cm/s

mark as brainliest