Q1 a spring with spring constant 125 hangs from the ceiling, Ask an Expert

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Q1. A spring with spring constant 12.5 hangs from the ceiling. A 400 ball is attached to spring and allowed to come to rest. It is after that pulled down 6.80 and released. What is the time constant if the ball's amplitude has decreased to 3.90 after 57.0 oscillations?

Q2. One mole of an ideal gas does 3 500 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and volume of 22.0 L.

(a) Determine an initial volume of the gas.

(b) Determine a temperature of the gas.

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