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3 years ago

6

found the potential spring energy. not sure how to find the height of the block by knowing only the mass. found the weight of it

. please explain

1 answer:

evablogger [386]3 years ago

7 0

(h + .16) m g = 1/2 k x^2 total PE of block relative to where it stops

(h + .16) .82 * 9.8 = .5 * 120 * .16^2 PE released = PE of spring

8.04 h + 1.29 = 1.536

h = (1.536 - 1.29) / 8.04 = .031 m = 3.1 cm

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