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Which of the following statements pertaining to entropy are correct? 1. The entropy of a system reaches its minimum value when it is in a state of equilibrium with its surroundings 2. Entropy is conserved in all reversible processes 3. Entropy of a substance is least in solid phase 4. Entropy of a solid solution is not zero at absolute zero temperature
Which one of the following is true with regard to a CPU having a single interrupt request line and single interrupt grant line? i) Neither vectored nor multiple interrupting devices is possible. ii) Vectored interrupts is not possible but multiple interrupting devices is possible. iii) Vectored interrupts is possible and multiple interrupting devices is not possible. iv) Both vectored and multiple interrupting devices are possible.
The entropy increase due to internal irreversibility is also called entropy production or entropy generation.
Entropy of dry-saturated vapor when Sf is 0.2513 and Sfg is 4.7878, is _______ Sf – Entropy of saturated liquid at pressure p Sfg – Entropy change during vaporization
Extra configurational entropy can also be introduced into the surface by the formation of surface vacancies. Entropy effects γ is slightly dependent on temperature and is given as, γ = -2T+2. Calculate the entropy S from the given condition?
Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg.K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg.K, entropy of saturated vapour = 7.2234 kJ/kg.K) The exit condition of steam is
The following table shows the percentage of marks obtained by seven students in six different subjects in an examination. Student Maths Chemistry Physics Geography History Computer Science   Maximum Marks = 150 Maximum Marks = 130 Maximum Marks = 120 Maximum Marks = 100 Maximum Marks = 110 Maximum Marks = 90 Ankit 100 80 80 40 70 70 Aman 90 50 90 60 90 80 Ayush 80 65 70 70 80 80 Rohit 90 60 80 95 60 60 Tanvi 80 65 65 80 40 60 Tarun 70 75 85 77 50 90 Muskan 65 35 50 85 80 80   What are the average marks obtained by all the seven students in Physics? (Rounded off to two digits after the decimal)
The value ∆H transition of C (graphite) → C (diamond) is 1.9 kJ/mol at 25℃ entropy of graphite is higher than entropy of diamond. This implies that?
What are the advantages of fertigation in agriculture? 1. Controlling the alkalinity of irrigation water is possible. 2. Efficient application of Rock Phosphate and all other phosphatic fertilizers is possible. 3. Increased availability of nutrients to plants is possible. 4. Reduction in the leaching of chemical nutrients is possible. Select the correct answer using the code given below:
Thermodynamic entropy differs from statistical mechanics entropy by a constant: