A system does 1.80×10* Jof work while 7.50× 10° J of heat transfer occurs to the environment. What is the change in internal energy of the system assuming no other changes (such as in temperature or by the addition of fuel)?
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The following data are given:
Work done, (positive sign appears because the system is doing work)
Amount of heat transferred to the environment, (negative sign appears because the system releases heat to the environment}
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- A thermodynamic system undergoes a process in which its internal energy decreases by 460 J. Over the same time interval, 204 J of work is done on the system. Find the energy transferred from it by heat. Need Help? Read ItThe water in a deep underground well is used as the cold resevoir of a Carnot heat pump that maintains the temperature of a house at 303 K. To deposit 13000 J of heat in the house, the heat pump requires 716 J of work. Determine the temperature of the well water.The engine of a large ship does 1.90 ✕ 108 J of work with an efficiency of 4.05% (a) How much heat transfer (in J) occurs to the environment? (b) How many barrels of fuel are consumed, if each barrel produces 6.00 ✕ 109 J of heat transfer when burned?
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