Calculate the magnitude of the electric ?eld at the center
A solid sphere of radius 63 cm has a total positive charge of 19.5 C uniformly distributed throughout its volume. Calculate the magnitude of the electric ?eld at the center of the sphere. Answer in units of N/C.
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A 17 g rifle bullet traveling 240 m/s buries itself in a 3.4 kg pendulum hanging on a 2.9 m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's displacement.
What is the top speed at which they can drive successfully around the curve? The coefficient of static friction between the car's tires and the road is 0.800.
Involving the customer and communicating regularly (there's that communication need again!) are the first steps in making sure they know what the project entails. Which documents would be most useful in managing their expectations?
Four particles, one at each of the four corners of a square with 3.0-m-long edges, are connected by massless rods. The masses of the particles are m1 = m3 = 4.0 kg and m2 = m4 = 5.0 kg. Find the moment of inertia of the system about the z axis.
How do you do an annotated Bibliography, by writting it on ten 6'8 index cards? can u give me an example of how it should be?
The helicopter with an initial velocity of 15.0 m/s relative to the helicopter, and in a direction opposite the helicopter's motion. Find the initial velocity of the package relative to the ground.
Two identical loudspeakers are driven in phase by a common oscillator at 800 Hz and face each other at a distance of 1.25 m locate the points along the line joining the loudspeakers where relative minima of sound pressure amplitude would be experi
hese two questions are for a sociology class... 1)what is the role of media in a democratic society? 2)Analyze the hypothesis that computer technologies have led to major societal changes as well as cultural lag and social resistance.
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