Bissoy.com
Doctors Medicines MCQs Q&A

Related Questions

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
At the absolute zero temperature, the entropy of every perfectly crystalline substance becomes zero. This follows from the
The absolute entropy for all crystalline substances at absolute zero temperature is
Consider the following statements: 1. The entropy of a pure crystalline substance at absolute zero temperature is zero. 2. the efficiency of a reversible heat engine is independent of the nature of the working substance and depends only on the temperature of the reservoirs between which it operates.  3. Carnot’s theorem states that of all heat engines operating between a given constant temperature source and a given constant temperature sink, none has a higher efficiency than a reversible engine Which of the above statements are correct?
“What is the different between height and radius of solid cylinder?” Which of the following option is sufficient alone to find the answer? A) A solid cylinder is made by melting a solid sphere. The radius of cylinder is 3 times the radius of a circle whose area is 154 sq.m. Height of cylinder is equal to the height of cone whose volume is 2772 cubic meters. B) Area of a rectangle whose longer side is ¾ times the radius of a solid cylinder, is 168 sq.m and, Volume of solid cylinder is 2772 cubic meters and its height is 18 m. C) A metallic cone of radius 15m and height 35m is melted into the solid cylinder of radius equal to the radius of a circle whose area is equal to the area of rectangle whose sides are in the ratio 4 : 3 respectively. D) The curved surface area of the solid cylinder is 3 time the surface area of a sphere of radius 7m and height of cylinder is equal to the height of a metallic cone whose curved surface area is 308 sq.m. 
The molar entropy of crystalline CO at absolute zero is
What kind of order is present in a solid for it to be a perfectly crystalline solid?
Statement (I): Glass, used as sheets in buildings, is a crystalline solid and is transparent. Statement (II): Glass is obtained by the fusion of silicates of sodium and calcium, both of which are crystalline in structure. 
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