Is the following statement True or False? The force applied to a spring is proportional to its extension.

Choose 1 answer

True

False

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What are the units used for the spring constant?

Choose 1 answer

N/m

N

m

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What is the spring constant of a spring that needs a force of 5 N to be compressed from a length of 45 cm to a length of 35 cm?

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5 N/m

0.1 N/m

0.5 N/m

50 N/m

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If a spring has a constant of 20 N/m and a force of 6 N is applied to it, how far will the spring extend?

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3.33 m

0.3 m

120 m

0.15 m

15 m

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Answer incorrect

Look at the slide below to work out the answer.