GATE XE (Engineering Sciences) 2024 - Question 78

Section: Thermodynamics | Marks: 2

10⁡kg of water at 300⁡K is poured into a bucket containing 10⁡kg of water at 350⁡K. Heat capacity of water is 4.2⁡kJ/kg.K . Neglecting any heat losses to the surroundings, the change in the entropy (in kJ/K) of the system during this process (rounded off to two decimal places) is

• A. 0.00
• B. 0.25
• C. 0.50
• D. 0.75

Answer: B. 0.25