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प्रश्न
What is a PV diagram?
उत्तर
PV diagram is a graph between pressure P and volume V of the system. The P-V diagram is used to calculate the amount of work done by the gas during expansion or on the gas during compression.
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संबंधित प्रश्न
The work done in vacuum when 300 m mole of an ideal gas expands until its volume is increased by 2.3 dm3 at 1 bar pressure is ______ mole.
Define the internal energy of the system.
Are internal energy and heat energy the same? Explain.
Define one calorie.
Did joule converted mechanical energy to heat energy? Explain.
Define the quasi-static process.
Give the expression for work done by the gas.
Explain Joule’s Experiment of the mechanical equivalent of heat.
An ideal gas expands against a constant external pressure of 2.0 atmosphere from 20 litre to 40 litre and absorbs 10 kJ of heat from the surrounding. What is the change in the internal energy of the system?
(Given: 1 atm-litre = 101.3 J)
The value of Δ U is ______ when 2 kJ of heat is released and 6 kJ of work is done on the system.
