A solid metal sphere carries +q charge. What is the electric field magnitude inside the sphere?
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- A square plate of copper with 55.0 cm sides has no net charge and is placed in a region of uniform electric field of 75.0 kN/C directed perpendicularly to the plate. (a) Find the charge density of each face of the plate. |nC/m² nC/m? (b) Find the total charge on each face. nC nCA semicircle of radius a is in the first and Figure second quadrants, with the cen- ter of curvature at the origin. Positive charge +Q is distrib- uted uniformly around the left half of the semicircle, and nega- tive charge -Q is distributed uniformly around the right half of the semicircle (Fig. P21.86). What are the magnitude and direction of the net electric field at the origin produced by this distribution of charge? +QWhat should be the direction and magnitude of the vertical electric field that will balance the weight of a plastic sphere with the charge Q= +1.5 nC and mass m= 1.8 g? 3.2 x 10^5 N/C positive y-direction 1.2 x 10^6 N/C in +y-direction 1.2 x 10^6 N/C in negative y-direction 3.2 x 10^5 N/C in negative y-direction
- The entire y axis is covered with a uniform linear charge density 3.6 nC/m. Determine the magnitude of the electric field on the x axis at x=9.6mThe electric field 1.3 m from a point charge has a magnitude of 11.5 × 105 N/C. What is the strength of the electric field at a distance of 9.4 m?Points A, B, and C are at the vertices of an equilateral triangle. A certain positive charge q placed at A produces an electric field of magnitude 623 N/C at C. Suppose a second, identical charge is placed at B. What is the magnitude of the new electric field at C?
- A 5 cm radius ball is charged to 190 nC. The charge is uniformly distributed throughout the volume of the ball. a. What is the charge density for this ball? ANS. 3.628733×10-4 C/m^3 b. How much charge is enclosed by a sphere of radius 1 cm concentric with the ball??d 00 = A semicircular wire of radius R is uniformly charged with Q₁ -0.3Q and located in a two dimensional coordinate system as shown in the figure. A point charge Q2-9Q is placed at 0.36 R on the y-axis. Determine the electric field at point o in terms of kQ/R2F where f is the unit vector. Take mt=3.14 and provide your answer with two decimal places Answer: Q₁ Q₂ R 0The question is in the picture.