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Reversible 2T heat engine works between 1200 K and 600 K. Its work output per cycle is 100 J. What is amount of heat rejected in joule per cycle, to the revervoir at 600 K?
determine the width w of the link bc needed so that the structure with load p 20 kips has a factor of safety equal to
a 50 kg crate rests on a rough horizontal surface with microk0.3. an electrically powered winch is utilize to
A pneumatic displacement gage has d1=0.762 mm and d2=1.575 mm. The supply pressure is 68919.7 Pa with a random fluctuation of ±483 Pa, and the differential pressure Pd-Pa is measured with a water manometer that may be read with an uncertainty of 12.4..
a cylinder with mass m.225kg slides down a long vertical tube. the tube is lubricated with a thin layer of glycerin at
a rankine cycle is used to generate electricity with a total plant capacity of 65 mw. heat from the condenser is
the flux density of a magnetic field is 20000 lines per sq in. what length of conductor should cut the flux to produce
what kind of metals are often recommended for use at low temperatures particularly when any sudden loading of the part
a cyndrical tin can with diameter d1 85mm has circular hole drilled in the bottom with diameter d2 6.35 mm. initially
Anti-conservationists decide to get rid of the moon. Calculate the velocity increment \Deltav required for the moon to escape earth. Lunar lovers want the moon closer to earth. Calculate the minimum total velocity increment to bring the moon closer t..
Verify that heating the wire may be treated as a lumped-capacity process, find the steady-state temperature of the wire and find how long it takes for the temperature of the wire to reach 100°C.
Air enters a nozzle at 240 kpa and 400 k with a velocity of 10m/s. it exits at 100kpa. the nozzle adiabatic efficiency is 90%. Delta PE=0, s.s.s.f, uniform velocity at exit and entrance.
Determine the change in internal energy twice for each of the 3 cases identified below. In your first calculation assume ideal gas behavior, and use appropriate specific heat at the average temperature. In your second calculation, use real substance ..
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