$A$ gas may expand either adiabatically or isothermally. $A$ number of $P-V$ curves are drawn for the two processes over different ranges of pressure and volume. It will be found that:
- AAn adiabatic curve and an isothermal curve may intersect.
- BTwo adiabatic curves do not intersect.
- CTwo isothermal curves do not intersect.
- DAll of these.
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$A$ cyclic process $ABCA$ is shown in the $PT$ diagram. When represented on a $PV$ diagram,it would be:
Difficult
View SolutionMatch the "Technology" given in List-$1$ with the "Principle of Physics" given in List-$2$.
$A$. Steam engine $I$. Magnetic confinement of plasma $B$. Electron microscope $II$. Laws of thermodynamics $C$. Non-reflecting coatings $III$. Wave nature of electrons $D$. Tokamak $IV$. Interference of light
| $A$. Steam engine | $I$. Magnetic confinement of plasma |
| $B$. Electron microscope | $II$. Laws of thermodynamics |
| $C$. Non-reflecting coatings | $III$. Wave nature of electrons |
| $D$. Tokamak | $IV$. Interference of light |
$A$ monoatomic gas of $n$-moles is heated from temperature $T_1$ to $T_2$ under two different conditions: $(i)$ at constant volume and (ii) at constant pressure. The change in internal energy of the gas is
Match List-$I$ with List-$II$:
List-$I$ List-$II$ $(a)$ Isothermal $(i)$ Pressure constant $(b)$ Isochoric $(ii)$ Temperature constant $(c)$ Adiabatic $(iii)$ Volume constant $(d)$ Isobaric $(iv)$ Heat content is constant
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $(a)$ Isothermal | $(i)$ Pressure constant |
| $(b)$ Isochoric | $(ii)$ Temperature constant |
| $(c)$ Adiabatic | $(iii)$ Volume constant |
| $(d)$ Isobaric | $(iv)$ Heat content is constant |
Choose the correct answer from the options given below:
One mole of an ideal gas undergoes a cyclic process,consisting of two isochores and two isobars. Temperatures at points $1$ and $3$ are $T_1$ and $T_3$ respectively. Find the work done by the gas over the cycle,if points $2$ and $4$ lie on the same isotherm.
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