Asked by BJ

A 930 kg car strikes a huge spring at a speed of 22 m/s, compressing the spring 12.0 m.
(a) What is the spring stiffness constant of the spring?

(b) How long is the car in contact with the spring before it bounces off in the opposite direction?
Answered by luke
Why has no one answered this?
Answered by Hi
Because there is no need to
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