Question

A 25000 kg truck moving at 40 m/s hits a 10000 kg van moving at 25 m/s from behind. Since this is a one-dimensional perfectly inelastic collision, what is the final speed of the wreck?

Answer 1

initial total momentum= final total momentum

Answer 2

this law will help us to solve this problem

Answer 3

sorry math processing error

Answer 4

r u folowing me

Answer 5

i think i will b able to solve this problem

Answer 6

2500*40+1000*25=2500v+1000v

Answer 7

v1=v2=v

Answer 8

Yes i am here

Answer 9

ok

Answer 10

i m facing math error n i m not able to use math processing. its a problem to make this math more easy

Answer 11

125000=3500v

Answer 12

v=35.71

Answer 13

did u get my solution

Answer 14

Yes I did

Answer 15

3500(35.71) = 124, 985

Answer 16

Will this be rounded up?

Answer 17

v=35.7

Answer 18

rounded up

Answer 19

124,950

Answer 20

its very near to 125000

Answer 21

50 difference only

Answer 22

because we did not take the whole number after point of 35

Answer 23

Exactly