Ablock with mass m =7.4 kg is hung from a vertical spring. when the mass hangs in equilibrium, the spring stretches x = 0.22 m. while at this equilibrium position, the mass is then given an initial push downward at v = 3.8 m/s. the block oscillates on the spring without friction. 1 what is the spring constant of the spring?
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Ответ:
Ответ:
15) 2x^2
16) 37y