Find extension if elastic potential energy is same
A spring with constant k = 800 N/m is compressed 12 cm from its equilibrium position. A spring with spring constant k = 400 N/m has the same elastic potential energy as the first spring when it extension is?
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How large an emf (rms) will be generated in an antenna that consists of a 426 loop circular coil of wire 1.54 cm in diameter if the EM wave has a frequency of 886 kHz and is transporting energy at an average rate of 1.17E-4 W/m2 at the antenna?
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A rigid tank contains 1.30 moles of an ideal gas. Determine the number of moles of gas that must be withdrawn from the tank to lower the pressure of the gas from 28.2 atm to 4.60 atm. Assume the volume of the tank and the temperature of the gas re
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Gas is confined in a tank at a pressure of9.8atm and a temperature of26.5°C. If two-thirds of the gas is withdrawn and the temperature is raised to68.0°C, what is the pressure of the gas remaining in the tank?
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