Question

the spring in Figure 6.5 stretches from 10 cm to 22 cm when a force of 4 N is applied, if it obeys Hooke's law, what is the total length of spring when a force of 6 N is applied

Answer 1

Explanation:

when 4 n force acts then spring increase by 12cm. it means 1 n force increase 12 divided by 4 or 3 cm so 6n will increase 18 cm hence total lenth of string will be 28 cm

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