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An unstretched spring has a force constant of 1260N/m.
A) How large a force is required to stretch the spring by 1.6m from its unstretched length.
B) How much work is required to stretch the spring by 1.6m from its unstrected length.
C) How large a force is required to stretch the spring by 1.6m beyong the length reached in part A?
D) How much additional work is required to stretch the spring by 1.6m beyond the length reached in part A?
A horizontal vinyl record of mass 0.10 kg and radius 0.10m rotates freely about vertical axis through its center with and angular speed of 4.7 rad/s. What is the angular speed of the record immediately after the putty sticks to it
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A straight, non conducting plastic wire 9.00cm long carries a charge density of 125nC/m distributed uniformly along its length. find the magnitude and direction of the electric field
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