# Question

A spring with a force constant of is to be stretched from 0 to 20 cm.

(a) The work required to stretch the spring from 10 cm to 20 cm is (1) more than, (2) the same as, (3) less than that required to stretch it from 0 to 10 cm.

(b) Compare the two work values to prove your answer to part (a).

(a) The work required to stretch the spring from 10 cm to 20 cm is (1) more than, (2) the same as, (3) less than that required to stretch it from 0 to 10 cm.

(b) Compare the two work values to prove your answer to part (a).

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