I was wondering, as relates to energy storage, what is the efficiency of a
spring? How much energy do get back out of a spring versus how much it took
to "stretch" it. Like batteries, this would probably vary according to the
rate at which it was performed.
A wind-up car anyone? ;-)
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spring? How much energy do get back out of a spring versus how much it took
to "stretch" it. Like batteries, this would probably vary according to the
rate at which it was performed.
A wind-up car anyone? ;-)
_______________________________________________
For subscription options, see
http://lists.sjsu.edu/mailman/listinfo/ev