H2P-265
First law of thermodynamics
H2 Physics · JC 1 · Medium · First law of thermodynamics
An ideal gas in a cylinder is cooled at constant pressure so that its temperature decreases. According to the first law of thermodynamics , what are the signs of , and for the gas? (Take as work done on the gas.)
- negative, negative, positive
- negative, positive, positive
- positive, negative, positive
- negative, negative, negative
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