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in Physics by (25.2k points)
One end of a light spring of spring constant k is fixed to a wall and the other end is tied to a block placed on a smooth horizontal surface. In a displacement, the work by the spring is `1/2kx^2`. The possible cases are
A. the spring was initially compresed bya distance x and was finaly in its natural length
B. it was initially in its natural distance x and finally was in its natural length
C. it was initially in its natural lenth and finaly in a compressed position.
D. it was initially in its natural length and finally in a stretched positon.

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1 Answer

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by (25.0k points)
Correct Answer - A::B

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