87877171 Resources previous 14 of 21 ne Problem 19.44 Part A Trampoline vibratio

Question

87877171 Resources previous 14 of 21 ne Problem 19.44 Part A Trampoline vibration When a 57-kg boy sits on trampoline, it sags 0.10 m at the center a What is the ffective spring constant for the trampoline? Express your answer to two significant figures and include the appropriate units. k5600m Subrnit Answers Give Up My Answers Give Up Correct Part B The trampoline puled downward an extra 0 060 m by a strap sewed under tho center of the trampoline When the strap is released, what is the energy of the trampoline? Express your answer to two significant figures and inclade the appropriate units Part C

Explanation / Answer

From the given question

spring energy = (1/2)kx^2

=(1/2)*(5600)*(0.05)^2

=7.0 J

Energy of the trampoline is 7.0 J

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