Physics, 25.02.2020 23:12 jaleelbrown80
(a) If you did the solar water heater option, discuss which cup (i. e., black paper, white paper or control) was the hottest and which was the coolest. Why?
(b) If you did the solar panel option, discuss what happened when your solar panel was shaded by aluminum foil. Would your panel work at night? Why or why not?
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A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.
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The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.
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The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 ร 10-3 lbยทs/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.
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Physics, 22.06.2019 18:40
Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory
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(a) If you did the solar water heater option, discuss which cup (i. e., black paper, white paper or...
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