+Q dQ Consider a thin plastic rod bent into a semicircular arc of radius R with center at the origin as shown in the figure. The rod carries a unformity distributed positive charge +Q Let a point on the arc be specified by an angle, where is measured from the positive y axis and increases in the counter- clockwise direction. Throughout this problem, une k for Coulomb's constant. de Determine the electric field at the origin due to the indicated infinitesimal piece of the rod at an angle 6, that subtends an angle Al Express your answer in terms of , ae, R, Q and fundamental constants dE, - *QU/R-2 k-Q Rº dE,-

B4

The charge on the semicircle of radius R in the figüre is Q. Point charge Qz is placed at (0, R/2) point in the same coordinate system. If the electric field at point P is zero, what is the ratio Q/Q, ? P

it is not an exam can you stop saying honor code pls thank u.

Field of discrete distributions of charges and points. A charge of 3 C is at the origin. Determine the value and direction of the electric field on the x axis, at the point: x = 5m and x = -10 m, in both cases draw E.

Question: In the figure particle 1 of charge q1 = -4.99g and particle 2 of ... Continue to post In the figure particle 1 of charge g= 4.99q and particle 2 of charge g2 = +3.39g are fixed to an x axis. As a multiple of distance L, at what coordinate on the axis is the net electric field of the particles zero? 19 questions remaining g am t . nyda ma My Textbook Solutions Show transcribed image text View comments (1) > Organic. University. Introductio.. 4th Edition 2nd Edition 4th Edition Expert Answer View all solutions Anonymous answered this Was this answer helpful? 2,147 answers Create an As ter the qwen inviting air. Adjust the mood in enyizeroom L-X Sho sam's Elec rie fuld olu to : - K4 99 q Elac tue fuld dut -K 3-39 to EL - Ka2 tet u Pu the pount where Egut =D- asseume So, - 4 99 Kg 3.99 kg 3.99 4 99 (L-x)! Please explin neatly and Cleally how to get from e step by step, to finally Solve foe X. 3-99 x 4 99 CL-x)L E5.6892 L Ans Cornment > Thank ypu! Practice with similar questions…

Р. 2R R The center of the charged circle of radius R = 90cm in the x-z plane is coincident with the origin of the coordinate system in the figure. The total charge Q on the circle is not uniform, but is distributed according to the relation 1 = v50. Where 0 is the angle between the radius R of the circle and the +x-axis in radian. Find the magnitude of the Electric field due to these charges in the y-axis direction only, at the point P at a distance of 2R. k. 1 E, = 9x10-12 ) and n = 3 Απεο Nm2 1013 1013 ) b) 10 13 a) 15 ) c) 1013 ) d) 1013 A e) 45 75 105 135

E =5N ocet 50N In the above sketch the box is a cube of side 2.0 cm. An electric field of magnitude 50 N/C enters the box and a field of 5.0 N/C exits the box, as shown. Using Gauss's Law find the charge sitting inside the box. You can choose your own i,j,k co- ordinate system.

A conductor contains a hollow cavity in which there is a +100 nC point charge. A charged rod transfers -50 nC to the conductor. Afterwards, what is the charge a. On the inner wall of the cavity wall, b. On the exterior surface of the conductor?

Which option shows a valid possibility for electric field lines near the surface of a conductor? Field Lines (Direction not shown) A в Interior of Conductor В