How much power is theoretically available from a mass flow of 1000 kg/s of water when it falls a vertical distance of 100 meters?
a. 980 kW
b. 98 kW
c. 4900 W
d. 980 W
e. 9600 W
a
Physics & Space Science
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What is the inductance of a series RL circuit in which R = 1.0 K? if the current increases to one-third of its final value in 30 ?s?
A. 74 mH B. 99 mH C. 49 mH D. 62 mH E. none of the above
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Show that T(x,y) = (aspinx + bcospx)(ce^py + de^py) satisfies Laplace’s equation
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A peregrine falcon dives at a pigeon. The falcon starts with zero downward velocity and falls with the acceleration of gravity. If the pigeon is 76.0 m below the initial height of the falcon, how long does it take the falcon to intercept the pigeon?
Physics & Space Science
Can only happen at Full Moon
A. Solar Eclipses |
B. Alpha Centauri |
C. Proxima Centauri |
D. Lunar Eclipses |
E. Nicolas Copernicus |
F. Claudius Ptolemy |
Physics & Space Science