What is the force constant of this spring

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Reference no: EM13242149

To stretch a spring 2.00 cm from its unstretched length, 15.0 J of work must be done.

(a) What is the force constant of this spring?

?N/m

(b) What magnitude force is needed to stretch the spring 2.00 cm from its unstretched length?

(d) What force is needed to stretch it this distance?

Reference no: EM13242149

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