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There are two thermal reservoirs: the hot reservoir is at 1200 K and the cold reservoir is at 600 K. If you wanted to transfer 100 kJ from on reservoir to the other, what would the change in entropy of the two reservoirs be?
a ventuti meter installed in a horizantal water main of diameter 150mm has athroat diameter of75mm. the coeficient of
Air enters a nozzle steadily at 50 psia, 140°F, and 150 ft/s and leaves at 14.7 psia and 900 ft/s. The heat loss from the nozzle is estimated to be 6.5 Btu/lbm of air flowing. The inlet area of the nozzle is 0.1 ft^2. Determine (a) The exit temperatu..
a projectile is fired at an angle of 62deg from the horizontal with a velocity of 704 ftsec. if it lands 4.75 seconds
air at 110 kpa and 50 c flows upward through a 6-cm-diamter inclined duct at a rate of 45 ls. the duct diameter is then
a block of mass 10kg moves along a surface inclined 30acircdeg relative to the horizontal. the center of gravity of the
suppose the rate of growth of a bacterial population n cellsliter is described by dndt kn -1000. the terms represent
the stators in a gas turbine are designed to increase the kinetic energy of the gas passing through them adiabatically.
Assuming that you are a process engineer in charge of melting and casting for making an alloy that consists of 40 at% Ag and 60 at% Ni. Calculate how many grams of Ag and Ni you need to weigh to make a 400-gram solder alloy with such a composition. G..
a structural member is subjected to combined loading so that the fallowing stress occur at a critical point 100 50 40
A fluid with a specific volume of 0.2m3 /Kg at 500KPa pressure enters a system with 8 m/s velocity. Heat losses in the system are found out to be 50 KJ/Kg of fluid supplied. The leaving pressure of the fluid is 100Kpa with a specific volume of 0.1m3 ..
determine the magnitude of the initial velocity of the bullet and the magnitude of the force exerted by the bullet on the block.
chilled water enters a thin shelled 4 cm diameter 200 m long pipe at 7 deg. celsius at a rate of 0.98 kgsec and leaves
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