4. A +30 µC charge is placed 32 cm from an identical +30 µC charge. How much work would berequired to move a +0.50 µC test charge from a point midway between them to a point 10 cm closerto either of the charges?5. How much voltage must be used to accelerate a proton (radius 1.2 x 1015 m) so that it has sufficientenergy to just penetrate a silicon nucleus? A silicon nucleus has a charge of +14e and its radius isabout 3.6 x 1015 m. Assume the potential is that for point charges.

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4. A +30 µC charge is placed 32 cm from an identical +30 µC charge. How much work would be required to move a +0.50 µC test charge from a point midway between them to a point 10 cm closer to either of the charges?

4. A +30 µC charge is placed 32 cm from an identical +30 µC charge. How much work would be required to move a +0.50 µC test charge from a point midway between them to a point 10 cm closer to either of the charges?

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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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

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4. A +30 µC charge is placed 32 cm from an identical +30 µC charge. How much work would be
required to move a +0.50 µC test charge from a point midway between them to a point 10 cm closer
to either of the charges?
5. How much voltage must be used to accelerate a proton (radius 1.2 x 1015 m) so that it has sufficient
energy to just penetrate a silicon nucleus? A silicon nucleus has a charge of +14e and its radius is
about 3.6 x 1015 m. Assume the potential is that for point charges.

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