1) A conductor has an initial charge of 0.9 C. Calculate the number of electrons that must be added to the conductor so it has a final charge of -2.5 C. (Your answer will be a number, which is unitless.) 2) When placed 5 cm away from an unknown charge Q, a 0.5 x 10° C charge experiences a repulsive electric force of magnitude 11.2 N. Calculate the magnitude of the charge on Q.l (Give your answer in coulombs but don't include the units.)

1) A conductor has an initial charge of 0.9 C. Calculate the number of electrons that must be added to the conductor so it has a final charge of -2.5 C. (Your answer will be a number, which is unitless.) 2) When placed 5 cm away from an unknown charge Q, a 0.5 x 10° C charge experiences a repulsive electric force of magnitude 11.2 N. Calculate the magnitude of the charge on Q.l (Give your answer in coulombs but don't include the units.)

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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