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10 July, 00:13

Using Hooke's law, F s p r i n g = k Δ x, find the force needed to stretch a spring 2 cm if it has an elastic constant of 3 N/cm.

2/3 N

3/2 N

3 N

6 N

+3
Answers (1)
  1. 10 July, 02:47
    0
    6 newtons because k is the constant and x is the stretch and f is the force which you want to find
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