• We need your support!

    We are currently struggling to cover the operational costs of Xtremepapers, as a result we might have to shut this website down. Please donate if we have helped you and help make a difference in other students' lives!
    Click here to Donate Now (View Announcement)

New here PLZ HLP ME OUT!!!!!!!!

Messages
31
Reaction score
0
Points
0
can u tel me hw 2 solve n07 q 20
J02 q 28

and tel me hw to prepare the following topics
deformation of solids
waves - diffraction
 
Messages
27
Reaction score
0
Points
0
duffer geek said:
can u tel me hw 2 solve n07 q 20
J02 q 28

and tel me hw to prepare the following topics
deformation of solids
waves - diffraction

The answer is A, 2.5J. 1/2 kx2......where k is the gradient. so 0.20/25 = 0.008(this is the spring constant). Then just put it in the equation. 1/2x(0.008)x25x25=2.5J

let me see the other question
 
Top