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![[Post New]](/templates/default/images/icon_minipost_new.gif) 23 Jan 2008 11:27:20 IST
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F net = F + F cos 60 + Fcos 60
so , k'= k + (k/4) + (k/4)
so k'= 3k / 2
Hence time period is 2 pie [under square root ( 2 m / 3 k)] .
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Ken
From: UNITED STATES, Green Bay, Wisconsin
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this reply: 27 points
(with 5 
in 6 votes ) [?]
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