JEE Main 2022 · 29 Jun · Shift 1 · Physics Q56

← JEE Main 2022 · 29 Jun · Shift 1

PhysicsInteger+4 / -1Question 56 of 90

300 cal. of heat is given to a heat engine and it rejects 225 cal. of heat. If source temperature is 227°C, then the temperature of sink will be ______ °C.

Your answer

Answer and worked solution

Official answer: 102

Carnot ratio. $\frac{T_2}{T_1}=\frac{225}{300}$ , so $T_2=0.75\times500=375$ K $=102$ °C.

Answer: 102

Topics:Carnot cycle Heat engines and refrigerators

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JEE Main 2022 · 29 Jun · Shift 1, Physics question 56