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Heat and Thermodynamics · 2005 · Shift 0

5 Physics questions from this JEE Main paper

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JEE Main
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2005 · Shift 0
Physics
Heat and Thermodynamics

Heat and Thermodynamics · 2005 · Shift 0

5 Physics questions from this JEE Main paper

Q149.A gaseous mixture consists of $16 g$ of helium and $16 g$ of oxygen. The ratio $\frac{C p}{C _{v}}$ of the mixture is
Physics · Heat and Thermodynamics · MCQ
Q150.Which of the following is incorrect regarding the first law of thermodynamics?
Physics · Heat and Thermodynamics · Multiple correct
Q152.A system goes from $A$ to $B$ via two processes $I$ and $I I$ as shown in figure. If $Δ U_{1}$ and $Δ U_{2}$ are the changes in internal energies in the processes $I$ and $I I$ respectively, then Includes diagram
Physics · Heat and Thermodynamics · MCQ
Q153.The figure shows a system of two concentric spheres of radii $r_{1}$ and $r_{2}$ are kept at temperatures $T_{1}$ and $T_{2}$ , respectively. The radial rate of flow of heat in a substance between the two concentric spheres is proportional… Includes diagram
Physics · Heat and Thermodynamics · MCQ
Q154.The temperature-entropy diagram of a reversible engine cycle is given in the figure. Its efficiency is Includes diagram
Physics · Heat and Thermodynamics · MCQ