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ID: 2256377 • Letter: #

Question

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Explanation / Answer

m*g*(h1-h2) = 0.5*(7/5)*m*V^2


V = 8.408 m/s


d = V*sqrt(2h2/g)= 11.772*((2*1.35)/9.8)^.5 = 6.179 m


b) W = V/R = 98.924 rad/s = 15.75 rev/s

no of revolutions = W*sqrt*2h2/g) = 15.75*((2*1.35)/9.8)^.5 = 8.27 rev