4-6 INTERVENTIONPost - assessmentDirections: Read and understand the questions below. Write the letter of your answer on the space provided before each item.1. The law stating that "force is directly proportional to the product of charges and inversely proportional to the square ofseparation between them" is caltedA. Newton's lawB. Coulomb's lawC. Gauss lawD. Ohm's law2. Excess charge on any conductor isA. Always evenly distributedB. On the surfaceC. in the centerD. fixed is space3. Where does Electric field lines start?A. At positive charges or at infinityB. At negative charges or at infinityC. at infinity and end at positive chargesD. midway between positive charges and infinity4. The electric flux through a surface of fixed area is maximum when the surface isC. perpendicular to the electric fieldD. at an angle of 450 to the electric fieldA. Parallel to the electric fieldB. Antiparallel to the electric field5. What materials that resist the flow of charges?A. ConductivityB. SuperconductorsC. conductorsD. insulators6. Which of fhe following fhat measure the attraction of än atom to an eleetron or the tendeney of an atom to becomenegatively charged?A. Electron distributionB. Electron affinityC. triboelectric seriesD. induction7. Which of the following is TRUE about electric charge?C. It is created from a chemical reaction.D. It can be transferred from atom to atom8. If an electron is allowed to move along the field in a non-uniform electric field, then it will followA. It can be lost.B. It can be destroyedC. curved pathD. circular path9. Property of material due to which it attracts or repels another object isC. currentD. chargeA. Spiral pathB. Straight lineA. FrictionB. Velocity10. A field line and an equipotential surface areA. Always parallelB. Always at 90°C. inclined at any angle OD. none of the above

By observing the given option we will answer the question.

4. The electric flux through a surface of fixed area is maximum when the surface is A. Parallel to the electric field C. perpendicular to the electric field D. at an angle of 45° to the electric field B. Antiparallel to the electric field

4. The electric flux through a surface of fixed area is maximum when the surface is A. Parallel to the electric field C. perpendicular to the electric field D. at an angle of 45° to the electric field B. Antiparallel to the electric field

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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