Physics Help. Answer please?

2015-12-09 9:12 pm

A machine part is undergoing SHM with a frequency of 4.90 Hz and amplitude 1.80 cm .

How long does it take the part to go from x=0 to x=− 1.80 cm ?

回答 (1)

2015-12-09 9:22 pm

it could be 3/4 or 1/4 of a period
period = 10/49 seconds

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