A heat engine operates with the cold reservoir at temperature $324 K$. The minimum temperature of the hot reservoir, if the heat engine takes $300 \; J$ heat from the hot reservoir and delivers $180 \; J$ heat to the cold reservoir per cycle, is $\dots \; K .$
JEE MAIN 2022, Medium
Download our appand get started for free
Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*
Similar Questions
- 1View SolutionWhich of the following statements is correct for any thermodynamic system
- 2One mole of a monatomic ideal gas is taken along two cyclic processes $E \rightarrow F \rightarrow G \rightarrow E$ and $E \rightarrow F \rightarrow H \rightarrow$ E as shown in the $PV$ diagram. The processes involved are purely isochoric, isobaric, isothermal or adiabatic. $Image$View Solution
Match the paths in List $I$ with the magnitudes of the work done in List $II$ and select the correct answer using the codes given below the lists.
List $I$ List $I$ $P.$ $\quad G \rightarrow E$ $1.$ $\quad 160 P_0 V_0 \ln 2$ $Q.$ $\quad G \rightarrow H$ $2.$ $\quad 36 P _0 V _0$ $R.$ $\quad F \rightarrow H$ $3.$ $\quad 24 P _0 V _0$ $S.$ $\quad F \rightarrow G$ $4.$ $\quad 31 P_0 V_0$ Codes: $ \quad \quad P \quad Q \quad R \quad S $
- 3One mole of an ideal gas at $27^{\circ} {C}$ is taken from ${A}$ to ${B}$ as shown in the given ${PV}$ indicator diagram. The work done by the system will be $......\times 10^{-1} \,{J}$View Solution
[Given : $R=8.3\, {J} /\,mole\,{K}, \ln 2=0.6931$ ] (Round off to the nearest integer)
- 4Three processes form a thermodynamic cycle as shown on $P-V$ diagram for an ideal gas. Process $1 \rightarrow 2$ takes place at constant temperature $(300K$). Process $2 \rightarrow 3$ takes place at constant volume. During this process $40J$ of heat leaves the system. Process $3 \rightarrow 1$ is adiabatic and temperature $T_3$ is $275K$. Work done by the gas during the process $3 \rightarrow 1$ is ..... $J$View Solution
- 5A cyclic process for $1\, mole$ of an ideal gas is shown in figure in the $V-T,$ diagram. The work done in $AB, BC$ and $CA$ respectivelyView Solution
- 6View SolutionThe given figure represents two isobaric processes for the same mass of an ideal gas, then
- 7A gas is taken through the cycle $A\to B\to C\to A$ as shown. What is the net work done by the gas ...... $J$ $?$View Solution
- 8The work of $146\ kJ$ is performed in order to compress one kilo mole of gas adiabatically and in this process the temperature of the gas increases by $7^o C$. The gas is $(R=8.3\ J\ mol^{-1} K^{-1})$View Solution
- 9A gas expands adiabatically at constant pressure such that its temperature $T \propto \frac{1}{{\sqrt V }}$, the value of ${C_P}/{C_V}$ of gas isView Solution
- 10An ideal gas heat engine operates in a Carnot cycle between $227^o C$ and $127^o C$. It absorbs $6\,kcal$ at the higher temperature. The amount of heat (in $kcal$) converted into work is equal toView Solution