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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Give an example of some familiar process in which heat is added to an object, without changing its temperature. - Physics

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प्रश्न

Give an example of some familiar process in which heat is added to an object, without changing its temperature.

एका वाक्यात उत्तर
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उत्तर

  1. Melting of ice
  2. Boiling of water.
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Thermodynamic Process
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Thermodynamics - Exercises [पृष्ठ १०७]

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बालभारती Physics [English] Standard 12 Maharashtra State Board
पाठ 4 Thermodynamics
Exercises | Q 2.3 | पृष्ठ १०७

संबंधित प्रश्‍न

Draw a p-V diagram showing positive work with varying pressure. 


3 mole of a gas at temperature 400 K expands isothermally from an initial volume of 4 litres to a final volume of 8 litres. Find the work done by the gas. (R = 8.31 J mol-1 K-1)  


Explain the thermodynamics of the isobaric process.  


When a cycle tyre suddenly bursts, the air inside the tyre expands. This process is ____________.


The V-T diagram of an ideal gas which goes through a reversible cycle A→B→C→D is shown below. (Processes D→A and B→C are adiabatic)

The corresponding PV diagram for the process is (all figures are schematic)


In an isochoric process, we have ____________.


Give the equation of state for an isothermal process.


Apply first law for an isobaric process.


Give the equation of state for an adiabatic process.


Draw the PV diagram for the adiabatic process.


What is a cyclic process?


What is meant by a reversible and irreversible processes?


Derive the work done in an adiabatic process.


In an adiabatic expansion of the air, the volume is increased by 4%, what is the percentage change in pressure? (For air γ = 1.4)


For a given ideal gas 6 × 105 J heat energy is supplied and the volume of gas is increased from 4 m3 to 6 m3 at atmospheric pressure. Calculate

  1. the work done by the gas
  2. change in internal energy of the gas
  3. graph this process in PV and TV diagram

A monoatomic gas of pressure p having volume V expands isothermally to a volume 2V and then adiabatically to a volume 16V. The final pressure of the gas is ____________.

`("ratio of specific heats" = 5/3)`


Among the amount of heat absorbed and the amount of work done by a system, ______


One mole of an ideal gas with `gamma` = 1.4 is adiabatically compressed so that its temperature rises from 27° C to 47° C. The change in the internal energy of the gas is (R = 8.3 J/mol.K) ____________.


For an isothermal expansion of a perfect gas, the value of `(Delta "P")/"P"` is equal to ____________.


Ideal gas for which 'ϒ' = 1.5 is suddenly compressed to `1/4`th of its initial volume. The ratio of 4 the final pressure to the initial pressure is ______.

 `(ϒ = "C"_"p"/"C"_"v")`


The work done on the system in changing the state of a gas adiabatically from equilibrium state A to equilibrium state B is 22.4 J. If the gas is taken from state A to B through another process in which the net heat absorbed by the system is 15.5 cal, then the net work done by the system in the latter case is ______.

( l cal = 4.2 J)


Consider P-V diagram for an ideal gas shown in figure.


Out of the following diagrams (figure), which represents the T-P diagram?


(i)

(ii)

(iii)

(iv)

Give any two types of a thermodynamic process.


In the figure shown here, the work done in the process ACBA is ______.


Explain the thermodynamic process.


Explain how can a gas be expanded at constant temperature.


In a cyclic process, if ΔU = internal energy, W = work done, Q = Heat supplied then ______.


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