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a horizantal elastic spring has one end fixed to rigd wall and the other end free . ablock is projected along a smooth horizatal table with initial velocityu towards the freeend of the spring and the maximum compresion produced in the spring is e.if the samespring was hung from the roof wit the block attached to its lower end the the stastic extension in the spring is

a horizantal elastic spring has one end fixed to rigd wall and the other end free . ablock is projected along a smooth horizatal table with initial velocityu towards the freeend of the spring and the maximum compresion produced in the spring is e.if the samespring was hung from the roof wit the block attached to its lower end the the stastic extension in the spring is

Grade:12th pass

1 Answers

Damini Gupta
23 Points
8 years ago
let x be the extension produced
given
mu2/2=ke2/2          kis spring constant
m=ke2/u2.........1
mgx=kx2/2
from 1
x=2e2g/u2            gis acceleration due to gravity
 
 

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