Uniform spring of force constant is k is cut into two pieces whose length are in the ratio of 1:2 . What is the force constant of second piece in terms of k.
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When spring of force constant K is and length l is cut into pieces of length l
1
,l
2
then spring constant k_1,k_2$$ have relation
k
1
l
1
=k
2
l
2
=k
0
l
0
Given
l
2
=
3
2l
0
⇒k
2
3
2l
0
=k
0
l
0
⇒k
2
=
2
3
k
0
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