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Get Answers to all your Questions
During an isothermal expansion, a confined ideal gas does - 140 J of work against its surroundings. This implies that:
Option: 1
140 J of heat has been added to the gas
Option: 2
140 J of heat has been removed from the gas
Option: 3
280 J of heat has been added to the gas
Option: 4
No heat is transferred because the process is isothermal
Answers (1)
Using
First law in Isothermal Process -
- wherein
Isothermal process
Heat supplied is equal to work done.
For an isothermal process,
as ideal gas does of work against its surroundings
Hence, heat is given to the system.
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