Find flow through turbine and power produced by system
A hydro-electric plant uses an 85% efficient turbine-generator to produce power from a reservoir with a height of 45 m above the turbine. Find if 70m^3/s flow through the turbine, determine the power produced by the system?
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You are interested to know if your shop in the suburbs has customers of the same age as your shop in the center of the city. Statistics of customer ages are: Suburbs: X= 38, s = 3.5, n = 19 City Center: 5Z- = 42, s = 4.0 , n = 24. Calculate the po
A step-up transformer has 4 turns on the primary coil and 500 turns on the secondary coil. If this transformer is to produce an output of 4500 V with a 12 mA current, what input current and voltage are needed?
Pump A can empty a tank in four hours, while pump B takes only three hours to empty the tank. how long will it take to empty the tank if both pumps are used simultaneously?
Boat A and boat B leave from point O (the origin) at the same time. Boat A is traveling at 20 ft/s 30 degrees west of north. Boat B is traveling at 15 ft/s 45 degrees east of north. How long after leaving shore will the boats be 800 ft apart?
A hydro-electric plant uses an 85% efficient turbine-generator to produce power from a reservoir with a height of 45 m above the turbine.
What is the ratio of the minimum viewing distance to the vertical dimension of the TV screen such that you will not be able to resolve the lines? assume the average wavelength of light coming from the screen is 550nm, the pupils of your eyes are 5
An open feedwater heater operates at steady state with liquid water entering at inlet 1 at 50 degrees celsius and 1 MPa. a separate stream of water enters at inlet 2 with m2/m1=0.22 and a pressure of 1 MPa.
A scuba diver has a tank with an internal volume of 2500 cm^3 air tank which is pressurized to 22 MPa at 27 deg C. Find what is the mass of air that the diver has breathed through her lungs during the dive?
Calculate the amount of charge that will flow through Mitch's amplifier once the capacitor has fully dissipated. HINT: Combine equations first before plugging in.
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