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Solve the following problems given below:
Problem A: How many excess electrons must be distributed uniformly within the volume of an isolated plastic sphere 29.0cm in diameter to produce an electric field of 1500N/C just outside the surface of the sphere.
Problem B: What is the electric field at a point 15.0cm outside the surface of the sphere?
Write your solution in appropriate format and provide references. Thank you.
While at the county fair, you choose to ride the Ferris wheel. Having eaten too many elephant ears and candy apples, you obtain the motion somewhat unpleasant. Find what is the magnitude of your acceleration
Gracie slides down a frictionless slide of length L that makes an angle (theta) with the ground. (A.) Gracie starts out at rest at the top of the slide.
A converging lens has a focal length of 14.0 cm. Locate the images for object distances of (a) 14.0 cm, (b) 4,67 cm, and (c) 28.0 cm, if they exist. For each case, state whether the image is real or virtual, upright or inverted, and find the magnific..
A piece of metal weighs 54.5 N in air, 37.5 N in water, and 41.3 Nin unknown liquid. what is the density of the unknown liquid?answer in units of kg/m3.
A 57.0 kiloton atomic bomb releases as much energy as 57.0 kilotons of TNT (1.0 kiloton of TNT releases about 5.0 x 1012 J of energy). How many grams of uranium are fissioned
A 10-m long plank with a mass of 15-kg is supported at each. A 70 kg person stands on the plank between the supports. how far is the person standing from the left support
A bucket filled with water has a mass of 48.00 kg and is attached to a rope that is wound around a 0.08 m radius cylinder. What torque does the bucket produce around the center of the cylinder.
The electric field midway between two equal but opposite point charges is 713N/C, and the distance between the charges is 17.7cm. What is the magnitude of the charge on each
Consider two antennas separated by 14.0 m that radiate in phase at 85 MHz. Areceiver placed 150 m from both antennas measures an intensity/0. The receiver is moved so that it is2.2 m closer to one antenna than the other.
A nerve fiber (axon) may be approximate as a long cylinder. what is the resistance of a 0.3-m long fiber
How many 119W light bulbs can you use in a 134V circuit without tripping a 15 A circuit breaker? (The bulbs are connected in parallel that means that the potential difference across each light bulb is 134 V.)
A dentist's drill starts from rest. After 3.5 seconds ofconstant angular acceleration, it turns at a rate of 2.51x10^4rev/min. Find the drill's angular acceleration
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