A cylindrical metal rod of radius 7.7 cm and length 291 cm is uniformly charged. The mag- nitude of the electric field at a point located at distance 22 cm from its axis is 52400 N/C. What is the net charge on the metal rod? The Coulomb constant is 8.99 x 109 Nm²/C². 1. 1.36737 x 10-6 2. 2.62325 x 10 -6 3. 2.17308 x 10-6 4. 1.86577 x 10-6 5. 1.79526 x 10-6 6. 1.89852 x 10-6 7. 2.80164 x 10-6 8. 2.13835 x 10-6 9. 2.31838 x 107 10. 1.3007 x 10-6 Answer in units of C.

A-1.0 nC charge is located at the origin. What is the electric field at the points (1.00 cm , 0), (0, 1.00 cm) and (1.00 cm, 1.00 cm)?

Two particles are fixed to an x axis: particle 1 of charge -2.51 × 10-7 C is at the origin and particle 2 of charge +2.51 × 10-7 C is at x2 = 12.6 cm. Midway between the particles, what is the magnitude of the net electric field?

The figure below shows two lines of charge in cross-section coming out of the page. Each line of charge has a linear charge density of ±7.90 nC/cm and they are separated by a distance d = 23.0 cm. What is the magnitude of the electric field at the dot, a point y = 5.80 cm above the midpoint between the lines?

There is a 28.5 pC point charge. What is the magnitude of the electric field (in N/C) 54.9 mm away from this charge?

A hollow conducting sphere has an inside radius of r1 = 0.17 m and an exterior radius of r2 = 0.27 m. The sphere has a net charge of Q = 5.4E-06 C.   What is the field E1 in N/C 1 m from the sphere's exterior surface? What is the magnitude of the field at a distance of 0.05 m from the center of the sphere?

There is a 6.5 pC point charge. What is the magnitude of the electric field (in N/C) 70.4 mm away from this charge?

Now it's your turn Four charged particles are placed so that each particle is at the corner of a square. The sides of the square are 15 cm. The charge at the upper left corner is +3.0 µC, the charge at the upper right corner is -6.0 μC, the charge at the lower left corner is -2.4 µC, and the charge at the lower right corner is -9.0 μC. a. What is the net electric force on the +3.0 µC charge? b. What is the net electric force on the -6.0 µC charge? c. What is the net electric force on the-9.0 uC charge?

A spherical conductor of radius 4.07 mm carries a total charge of 6.23 nC. What is the magnitude of the electric field at a distance of 7.09 mm from the center of the sphere? (k = 1/(4л) = 8.99 × 10⁹ N-m²/C²)

A pair of parallel conducting plates are given charges of equal magnitude but opposite sign to create a uniform electric field with magnitude 38 N/C. A rectangular surface with dimensions 4.2cm×1.2cm is located in the gap between the parallel plates. a. What is the magnitude of the electric flux, in newton squared meters per coulomb, through the rectangular surface if it is parallel to the charged plates?  b. What is the magnitude of the electric flux, in newton squared meters per coulomb, through the rectangular surface if it is perpendicular to the charged plates?  c. What is the magnitude of the electric flux, in newton squared meters per coulomb, through the rectangular surface if the angle between its normal and the electric field is 25∘?