Question: please I need help with these questions 1. An expression for the electric field that was produced by a spherically symmetric distribution is 4.9210 3

please I need help with these questions 1. An expression for the electric field that was produced by a spherically symmetric distribution is 4.9210³r² r?r^ N/C.

A 16.0 cm diameter spherical surface shares its center with the spherical electric field. What is the flux through this spherical surface?

What is the charge inside the spherical surface?

2. The figure provided shows a section of a very long rod of radius a = 1.68 mm and linear charge density 3.04 nC/m. The rod is inside a coaxial cylindrical shell of radius b = 11.5 mm and linear charge density -5.83 nC/m.

What is the magnitude and direction of the electric field at a radial distance of 5.74 mm?

Magnitude:

Direction: Outward Inward

What is the magnitude and direction of the electric field at a radial distance of 17.1 mm?

Magnitude:

Direction: Inward Outward

please I need help with these questions 1. An expression for the

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