A bullet of mass 6g travelling at 120 meter's per second penetrates

deep into a fixed target and is brought to rest in 0.01

seconds. Find;

Question

Physics

Karsyn Henderson

29 October, 02:23

A bullet of mass 6g travelling at 120 meter's per second penetrates

deep into a fixed target and is brought to rest in 0.01

seconds. Find;

+4

Answers (1)

Know the Answer?

Terry Tucker · Answer 1

Answer: U = 120 m/s

v = 0

t = 0.01 s

a = (v-u) / t = - 120 / 0.01 = - 12000 m/s

a) S = (v² - u²) / 2a = - 120² / 2 * (-12000) = 120 / 200 = 0.6 m

distance of penetration is 0.6m

b) force = ma = 0.005*12000 = 60N

A bullet of mass 6g travelling at 120 meter's per second penetratesdeep into a fixed target and is brought to rest in 0.01seconds. Find;

A bullet of mass 6g travelling at 120 meter's per second penetrates

deep into a fixed target and is brought to rest in 0.01

seconds. Find;