A very efficient engine has the following characteristics-combustion $=1,900^{\circ} \mathrm{C}$, exhaust $=430^{\circ} \mathrm{C}, 5.0 \times$ $10^{6}$ cal of fuel produces $1.4 \times 10^{7} \mathrm{~J}$ of work in one hour. What is the output in $\mathrm{hp}$ ? $(1 \mathrm{hp}=745.7 \mathrm{~W})$

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The Answer of A very efficient engine has the following characteristics-combustion $=1,900^{\circ} \mathrm{C}$, exhaust $=430^{\circ} \mathrm{C}, 5.0 \times$ $10^{6}$ cal of fuel produces $1.4 \times 10^{7} \mathrm{~J}$ of work in one hour. What is the output in $\mathrm{hp}$ ? $(1 \mathrm{hp}=745.7 \mathrm{~W})$

A Very Efficient Engine Has the Following Characteristics-Combustion =1,900∘C=1,900^{\circ} \mathrm{C}=1,900∘C , Exhaust

A Very Efficient Engine Has the Following Characteristics-Combustion $=1,900^{\circ} \mathrm{C}$ , Exhaust