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Question
Physics
As per the given figure, two blocks each of mass 250 g are connected to a spring of spring constant 2 Nm -1. If both are given velocity v in opposite directions, then maximum elongation of the spring is :
Q. As per the given figure, two blocks each of mass
250
g
are connected to a spring of spring constant
2
N
m
−
1
. If both are given velocity
v
in opposite directions, then maximum elongation of the spring is :
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A
2
2
V
16%
B
2
v
16%
C
4
v
11%
D
2
v
58%
Solution:
using energy conservation
2
1
m
v
2
×
2
=
2
1
k
x
2
⇒
4
1
v
2
=
2
1
×
2
×
x
2
∴
x
=
2
v