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A switch that connects a battery to a 22 μF capacitor is closed. Several seconds later you find that the capacitor plates are charged to 30 μC.
Part A
What is the emf of the battery?
Express your answer with the appropriate units.
A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. How many revolutions per minute is the sample making
A group of charges is found in space. At a distance of 100 cm from the group of charges, the total electric flux through a Gaussian sphere is found to be 517 N·m2/C. What is the potential along the Gaussian sphere
Two Particles A and B are moving towards each other. Particle A has mass of 50.0kg moving from the left side at 9m/s. Particle B has mass of 70.0 kg moving at 7m/s from the right. Inelastic collision takes place. Explain their motion quantitative aft..
If two electrons are each 2.10*1010m from a proton, as shown in the figure, find the magnitude and of the net electrical force they will exert on the proton.(Figure 1)
An undiscovered planet, many light years from Earth, has one moon in a periodic orbit. Calculate the moon\'s radial acceleration
A LASIK vision correction system uses a laser that emits 10 -long pulses of light, each with 2.5 of energy. The laser is focused to a 0.90 -diameter circle. What is the average power of each laser pulse
A +20 nC point charge is placed on the x axis at x =2.0 m, What is the direction of the electric field at the origin
suppose the original experiment is done on the Moon, where g, the acceleration due to gravity, how will the graph compare to the original graph
A 2 kg mass passes through the origin (x=0) with initial velocity -3m/s to the left on a horizontal frictionless table, Find the values of x which the mass has zero acceleration
A tennis ball is struck at the base line of the court, 11.5 m from the net. The ball is given an initialvelocity with a horizontal component equal to 27.0 m/s at an initial elevation of 1.21 m.
Six uncharged capacitors with equal capacitances are combined in series. The combination is connected to a 7.39-V battery, Find the capacitance of each capacitor
Explain how the process of "doping" a semi conductor can improve its overall efficiency. Why does "doping" require a clean room infrastructure
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