186_Dynamics 11ed Manual

186_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 13 m A m B + () gk y eq y + ( ) + m A m B + ( ) a = Block and Pan Thus, m A m B + m A m B + k gy + + m A m B + m A gN + m A = Set y = - d , N = 0 Thus dy eq = m A m B + g k = *Problem 13-52 Determine the mass of the sun, knowing that the distance from the earth to the sun is R . Hint: Use Eq. 13-1 to represent the force of gravity acting on the earth. Given: R 149.6 10 6 km × = G 6.673 10 11 × N m 2 kg 2 = Solution: v s t = v 2 π R 1y r = v 2.98 10 4 × m s = Σ F n = ma n ; G M e M s R 2 M e v 2 R
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This note was uploaded on 08/16/2011 for the course EGN 3321 taught by Professor Christianfeldt during the Spring '08 term at University of Central Florida.

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