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A flexible, circular conducting loop of radius 0.15m and resistance 4.0(omega sign) lies in a uniform magnetic field of 0.25t. The loop is pulled on opposite sides by equal forces and stretched until it's enclosed area us essentially zero m^2. It takes 0.30s to close the loop.
(a) determine the magnitude of the emf induced in the loop.
(b) at what rate is heat generated in the loop?
A 7.00 N window washer is standing on a uniform scaffold supported by a vertical rope at each end. What is the force in each rope when the window washer stands 1.00 m from one end
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An electron librated from a hot filament cathode is attracted by an anode with a potential of 1200V positive with respect to the filament. Compute the speed of the electron when it strikes anode.
An electron in a circular path perpendicular to a constant magnetic field with a magnitude of 1.00mT. The angular momentum of the electron about the center of the circle is 3.000*10^-25. Evaluate the radius of the circular path
Using Newton's Version of Kepler's Third Law II Calculate the orbital period of the Space Shuttle in an orbit 200 above Earth's surface. Express your answer using two significant figures. T= s
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A uniform solid disk of radius 1.60 m and mass 2.30 kg rolls without slipping to the bottom of an inclined plane. what is the height of the inclined plane
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