Qualification > Sciences

Physics CIE help

<< < (12/24) > >>

~ A.F ~:

--- Quote from: halosh92 on April 22, 2010, 09:02:35 pm ---2003 nov paper 1
Q6
Q11

--- End quote ---

in a couple of minutes

~ A.F ~:
Q. 11:

initial speed= u

final speed= -u

change in momentum= m(v-u)

m(-u-(u)_

=-2mu...got that?

halosh92:

--- Quote from: ~ A.F ~ on April 22, 2010, 09:11:17 pm ---Q. 11:

initial speed= u

final speed= -u

change in momentum= m(v-u)

m(-u-(u)_

=-2mu...got that?

--- End quote ---
could u do 12 also plz?

~ A.F ~:

--- Quote from: halosh92 on April 22, 2010, 10:15:20 pm ---could u do 12 also plz?

--- End quote ---

Alright..2 mins

astarmathsandphysics:
approach spped =ux+uy
separation speed =vy+vx
Since collsion is elastic these are equal A
answer =A

Navigation

[0] Message Index

[#] Next page

[*] Previous page