Find work done during process-temperature remains constant
A piston-cylinder device initially contains 0.4 m3of air at 100 kPaand 80°C. The air is now compressed to 0.1 m3in such a way that the temperature inside the cylinder remains constant. Determine the work done during this process.
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First constant volume to 1000 K(state 2) then followed by a constant pressure process to 1500 K (state 3). Find the final volume and the work in the process.
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The air is now compressed to 0.1 m3in such a way that the temperature inside the cylinder remains constant. Determine the work done during this process.
A certain black box contains unknown resistances and sources of emfs connected in an unknown way such that (1) a 10 n resistor accrpss the terminals draws 1.0A and (2) and 18n resistor draws .60A. WHat resistance will draw 0.10A?
Air at 1 atm and 30 °C flows over a 15 cm square plate at a velocity of 10 m/s. Calculate the maximum boundary layer thickness.
Helium at atmospheric pressure and 30 °C flows across a square plate at a free stream velocity of 15 m/s. Calculate the boundary layer thickness at a position where Re = 250,000.
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