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Solve the all parts of following question:
Question: A charge +Q is distributed evenly on a wire bent into an arc of radius R.
Part A: What is the expression for the electric field at the center of the arc?
Part B: What is the direction of the electric field?
Please provide any help is greatly appreciated!
When jumping straight down, you can be seriously injured if you land stiff-legged. In a stiff-legged landing he comes to a halt in 1.61 ms. Find the magnitude of the average net force that acts on him during this time
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