Calculate the magnitude of the electric field at the center
In a laboratory experiment, nine equal negative point charges are placed symmetrically around the circumference of a circle of radius r. Calculate the magnitude of the electric field at the center of the circle.
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Write an essay on legal issues surrounding Solyndra, the California based solar panel manufacturer. You need to research the company using articles found in the University Library and use at least five credible sources.
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When identical amounts of heat are supplied to each, the glass bar reaches a temperature of 92 °C, while the other bar reaches 268.0 °C. What is the specific heat capacity of the other substance?
A Cessna aircraft has a lift-off speed of 137 km/h. What minimum constant acceleration does this require if the aircraft is to be airborne after a take-off run of 219 m?
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