A 3-lb block is supported as shown by a spring of constant k = 2 lb/in. that can act…

A 3-lb block is supported as shown by a spring of constant k = 2 lb/in. that can act…

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A 3-lb block is supported as shown by a spring of constant k = 2 lb/in. that can act in tension or compression. The block ist
in its equilibrium position when it is struck from below by a hammer that imparts to the block an upward velocity of 90 in./s.
Determine (a) the time required for the block to move 3 in. upward, (b) the corresponding velocity and acceleration of the block.
0
A
k
m

Expert Answer:

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Given k 2 lb in k 24 lb ft m 3 lb k 0 0 24 3 32 2 For simple hormonic motion x x si
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