Khartz Di

how can we show that the change in entropy of an ideal gas undergoing a polytropic process 1-2 is given by S2 - S1 = mCv (k - n) ln(V2/V1)...

if we measure the boiling point of water(degree celcius) at different vacuum pressure(below atmospheric pressure) in an well constructed cylinder with vacuum gauge and thermometer connected to it, and external...

A farmer uses a centrifugal pump to pump the river water to a storage tank located in his farm 20 m above the river . If the water is filled...

not familiar with car engines.........If the volumetric efficiency of an engine remains constant, and the carburetion is adjusted to maintain the same air-fuel ratio, how can we determine the percentage...

why is vortex fow important and its application in mechanical engineering??

why do automobile suffer power loss with increase i n altitude???

A personal computer is to be examined from a thermodynamic perspective. Determine the direction of the work and heat interactions (in or out) when (a) keyboard (in operation), (b) monitor,...

viratvickyhow pressure energy is converted into kinetic energy???From Bernoullis principle in fluid dynamics, it states that for an inviscid flow,an increase in the speed of the fluid occurs simultaneously with...

bioramaniAtmospheric air is a mixture of Nitrogen, Oxygen Carbon dioxide and other minor constituents. State is of course gaseous. As the temperature goes up air gets warm and reduces density...

How can we describe the state of the air in the atmosphere and what kind of process does this air undergo from a cool morning to a warm afternoon?