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Three charges are enclosed by three different Gaussian surfaces, as shown in the diagram below. The surfaces SA, SB, and SC have electric fluxes of ?A = 942.42 N m2/C, ?B = -63.2800000000001 N m2/C, and ?C = -553.7 N m2/C, respectively. Find the values of the charges (to three significant digits).
question1a 0.31 kg softball has a velocity of 14 ms at an angle of 44deg below horizontal just before making contact
A photon Compton scatters off of a stationary electron at an angle of 60 °. Determine the initial wavelength of the photon
An iron bar 40 cm long is braised to a copper bar 50 cm long and of the same diameter. What is the heat flow down the rod if its cross-sectional area is 2.50 cm2
A fence 2 feet tall runs parallel to a tall building at a distance of 3 feet from the building. What is the length of the shortest ladder
A good model for a radio antenna is a dipole. P1 is on the perpendicular bisector of the dipole, and P2 is along the axis of the dipole in the direction of dipole vector ˆp. P1 and P2 are both a distance 100m from the center of the dipole.
A metal strip 2.0 cm wide and 0.1 cm thick carries a current of 24 A in a uniform magnetic field of 2.4 T, as shown below. The Hall voltage is measured to be 4.27 V. Calculate the drift velocity of the electrons in the strip
A 3.4 kg piece of aluminum at 28°C is placed in 1.0 kg of water in a Styrofoam container at room temperature (20°C)
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q1. a 1040 kg car carrying four 80 kg people travels over a rough washboard dirt road with corrugations 2.0 m apart
A charge of -2.450?C is located at (2.650m , 4.502m ), and a charge of 1.745?C is located at (-2.796m , 0). Find the electric potential at the origin
A compound microscope has objective and eyepiece focal lengths of 6.1mm and 1.9 cm , respectively. what is the magnification of the instrument
A person consumes a meal containing 17 kcal. What is the power this meal produces if it is to be "burned off" due to exercise in 6 hours
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