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Steams flows through an adiabatic turbine with a mass flow rate of 4.5 kg/sec, 500 degrees Celsius and 6 MPa. Exit pressure is 200kPa. Neglect the changes in PE and KE energies. (Show work).
a) Calculate exit temperature.
b) Calculate power output from the adiabatic turbine.
A corner reflector is made from a triangular prism with an index of refraction of n=2.54 (in a right angle 45 45 90 triangular prism). What is the maximum angle of incidence
Why is the spectrum from a black body source continuous while a spectrum for a gas discharge source of the same apparent color temperature has sharp peaks? How is the energy distributed in each of these sources?
the current is an inductor is .10 A and the frequency is 750 hz. if the inductance is .080 H what is the voltage across the inductor
Suppose your body was able to use the chemical energy in gasoline, How far could you pedal a bicycle? How far could you pedal a bicycle at 15km/hr on the energy in 1.8 gal of gas? (1 gal of gas has a mass of 3.2 kg)
Two long straight parallel wires are fixed . Point p is in between the wires. Point p is 0.5 maway from the wire with 1A and 1m away from the wire with 3A . The currents go in the same direction.
A 12 V battery causes a current of 0.7A through a resistor. How many joules of energy does the battery lose in a minute
A car is moving with a speed of 32.0 m/s. The driver sees an accident ahead and slams on the brakes, how far does the car travel after the driver put on the brakes before it comes to a stop
An air conditioner draws 12 A at 220 V ac. The connecting cord is copper wire with a diameter of 1.450 mm. how much power does this air conditioner draw
A huge explosion is heard 69.5 miles away. How long does it take the sound to travel that far
Calculate the first-excited state energy (in eV) for an electron in a box (an infinite well) having a width of 0.050 nm
A 7.3 x10^3 kg space vehicle and its empty 6.8 x 10^2 kg booster unit are moving together through space at 370 m s. An explosion lasting 2.2s is used to separate the two parts.
You want to nail a 1.3-kg board onto the wall of a barn. What happens to the force of static friction if you push against the wall with a force greater than that found in part A
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