Q2 : The figure shows a ring with radius a = 6.0 cm and charge Q = +30 nC. An object of mass 2 mg and charge of -2 nC is released from rest at point P along the axis of the ring where x = 8.0 cm. 1- Find the speed of the object as it passes through the centre of the ring. 2- find the electric field E at point P along the axis of the ring where x = 8.0 cm

Q2 : The figure shows a ring with radius a = 6.0 cm and charge Q = +30 nC. An object of mass 2 mg and charge of -2 nC is released from rest at point P along the axis of the ring where x = 8.0 cm. 1- Find the speed of the object as it passes through the centre of the ring. 2- find the electric field E at point P along the axis of the ring where x = 8.0 cm

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.

Question

Q2 : The figure shows a ring with radius a = 6.0 cm and charge Q = +30 nC. An
object of mass 2 mg and charge of -2 nC is released from rest at point P along the
axis of the ring where x = 8.0 cm.
1- Find the speed of the object as it passes through the centre of the ring.
2- find the electric field E at point P along the axis of the ring where x = 8.0 cm
dq
Va²+x²
a

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