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10 questions from this quiz
Energy stored when spring is stretched
Ee=12λx2lE_e = \frac{1}{2} \frac{\lambda x^2}{l}Ee=21lλx2
Modulus of elasticity
Extension or compression
0.80.80.8 m
2.42.42.4 J
ΔKE+ΔPE+ΔEe\Delta KE + \Delta PE + \Delta E_eΔKE+ΔPE+ΔEe
Zero
Joules (J)
20\sqrt{20}20 ms−1^{-1}−1
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