Question 25 2 pts The figure below shows a solid conducting sphere with radius R - 3.00 cm that carries a surface charge density of 5.00 . What is the electric field at a distance r - 5.00 cm from the center of the conducting sphere? ( En = 8.854 x 10-12 C2/N-m?) R- 0 5.65 KN/C O 203 KN/C O none of the given choices 339 KN/C 5.65 x 10/ N/C2 pts Question 24 Three small spheres q1, q2 and q3 are located inside closed surfaces with cross-sections shown in the figure below. All of the three spheres carry the same amount of charge, but the sphere q2 is negatively charged while the other two spheres, q1 and q3, are both positively charged. Which of the following closed surface is the net electric flux greatest in magnitude? S Surface What it encloses O 91 092 S1 91 S S2 S2 92 S3 91 and 92 93 S5 SA 91 and 93 SA S5 91 and 92 and 93 None of the given choices O SQuestion 22 2 pts Three small spheres q1, q2 and q3 are located inside closed surfaces with cross-sections shown in the figure below. All of the three spheres carry the same amount of charge, but the sphere q2 is negatively charged while the other two spheres, q1 and q3, are both positively charged. Which of the following closed surface is the net electric flux least in magnitude? S3 Surface What it encloses 092 S S1 S2 91 92 O S3 91 and q2 93 SA S5 SA 91 and 93 Ss 91 and 92 and 93 OS, O None of the given choices O SQuestion 23 2 pts A positive surface charge density is present in a certain region on the surface of a solid conductor. Just above the surface of this region, the electric field O points parallel to the surface of the conductor. O is equal to zero. points inward, toward the surface of the conductor. points outward, away from the surface of the conductor. None of the given choicesQuestion 21 2 pts A positive surface charge density is present in a certain region on the surface of a solid conductor. Just below the surface of this region, the electric field O None of the given choices O points inward, away from the surface of the conductor. O is equal to zero. points outward, toward the surface of the conductor. points parallel to the surface of the conductor